Critical Reasoning Practice

Critical reasoning practice

This file contains over 100 critical reasoning questions with

full answers and explanations.

Good luck on your test.

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The best answer is A. Choice A receives support from the fact stated above: between

1998 and 2002, Branson hospital occupancy rates rose though admission rats

declined.

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According to a review of 38 studies of patients suffering from water retention, a large

majority of the patients reported that fasting eased their suffering considerably. Yet

fasting is not used to treat water retention even though the conventional medications

often has serious side effects.

Which of the following, if true, best explains the fact that fasting is not used as a

treatment for water retention?

A. For a small percentage of patients with water retention, fasting induces a

temporary sense of nausea

B. Getting patients with water retention to fast regularly is more difficult than getting

healthy patients to do so.

C. Fasting regularly over a long period of time can lead to temporary impairment of

balance comparable to that induced by consuming several ounces of alcohol.

D. The dramatic shifts in water retention connected with fasting have not been traced

to particular changes in brain chemistry.

E. The water retention returns in full force as soon as the fast is broken by even a

small meal.

The best answer is E. The longer one fasts, the more urgently a patient will need to

eat. According to choice E, the water retention would then return in full force. This

would explain why fasting is not used to treat water retention.

The more frequently employees that take a break for guided relaxation exercises

during working hours each week, the fewer sick days they take. Even workers who

take a guided relaxation break once a week during working hours take less sick leave

than those who do not perform relaxation. Therefore, if companies started guided

relaxation programs, the absentee rate in those companies would decrease

significantly.

Which of the following, if true, most seriously weakens the argument above?

A. Employees who do guided relaxation exercises during working hours occasionally

fall asleep for short periods of time after the exercises.

B. Employees who are frequently absent are the least likely to cooperate with or to

join a corporate relaxation program.

C. Employees who do guided relaxation exercises only once a week in their

company’s fitness program usually also do relaxation exercises at home.

D. Employees who do guided relaxation exercises in their company’s relaxation

program use their working time no more productively than those who do not do

relaxation exercises.

E. Employees do guided relaxation exercises during working hours take slightly

longer lunch breaks than employees who do not do relaxation exercises.

The best answer is B. Even supposing that increasing the frequency of relaxation

leads to less sick time being taken, starting a company-supported relaxation program

might not produce significantly lowered absentee rates if employees who are

frequently absent would not cooperate with such a program. Choice B says that such

cooperation is unlikely and is the best answer.

Home insurance premiums are typically set after an appraiser assigns an official

assessed value. Reassessments should be frequent in order to remove distortions that

arise when property value changes at differential rates. In actual fact, however,

properties are reassessed only when they stand to benefit the insurance company. In

other words, a reassessment takes place when the most likely outcome is in increase

in insurance premiums to the homeowner.

Which of the following, if true, describes a situation in which a reassessment should

occur but in unlikely to do so?

A. Property values have risen sharply and uniformly.

B. Property values have risen everywhere – some very sharply, some moderately.

C. Property values have on the whole risen sharply; yet some have dropped slightly.

D. Property values have on the whole dropped significantly; yet some have risen

slightly.

E. Property values have dropped significantly and uniformly.

The best answer is D. Distortions occur when property values change at differential

rates. If most property values have dropped significantly, but some have risen slightly,

a reassessment should occur but is unlikely to do so since it will not benefit the

insurance companies.

Although perioral dermatitis rashes are believed to be caused by reactions to Sodium

Laurel Sulfate (SLS) found in shampoos and other personal care products, instructing

patients to eliminate all products with SLS frequently does not stop the perioral

dermatitis. Obviously, some other cause of perioral dermatitis besides reactions to

SLS must exist.

Which of the following, if true, would most seriously weakens the conclusion above?

A. Many personal care products elicit an allergic skin response only after several

days, making it very difficult to observe links between specific products patients use

and the perioral dermatitis they develop.

B. Skin allergies affect many people who never develop the symptom of perioral

dermatitis.

C. Many patients report that the personal care products that cause them perioral

dermatitis are among the products they most enjoy using.

D. Very few patients have allergic skin reactions as children and then live rash-free

adult lives once they have eliminated products to which they have been demonstrated

to be allergic.

E. Very rarely do personal care products cause patients to suffer a symptom more

severe than that of perioral dermatitis rashes.

The best answer is A. If it is difficult to determine which personal care products

cause perioral dermatitis rashes, then some products that cause allergic reactions

might not have been demonstrated to do so. Hence, if choice A is true, eliminating

products that have been demonstrated to cause rashes might not eliminate the rashes,

even if allergies to these types of products are the only cause of perioral dermatitis.

In prenatal testing for spina bifida, a life threatening disease, a false positive result

indicates that an fetus has spina bifida when, in fact, it does not; a false negative result

indicates that a fetus does not have spina bifida when, in fact, it does. To detect spina

bifida most accurately, physicians should use the laboratory test that has the lowest

proportion of false positive results.

Which of the following, if true, gives the most support to the recommendation above?

A. All laboratory tests to detect spina bifida have the same proportion of false

negative results.

B. The laboratory test that has the lowest proportions of false positive results causes

the same minor side effects as do the other laboratory tests used to detect spina bifida.

C. In treating spina bifida patients, it is essential to begin treatment as early as

possible, since even a week of delay can result in loss of life.

D. The proportion of inconclusive test results is equal for all laboratory tests used to

detect spina bifida.

E. The accepted treatment for spina bifida does not have damaging side effects.

The best answer is A. Only if all tests have the same proportion of false negative

results does the one with the lowest proportion of false positives become the most

accurate.

Health club membership has increased dramatically over the last five years. In order

to take advantage of this increase, Fitness Express plans to open more of the same

types of classes available during the week, while continuing its already very extensive

advertising in newspapers and on the radio.

Which of the following, if true, provides most support for the view that Fitness

Express cannot increase membership to its gyms by adopting the plan outlined above?

A. Although it fills all of the classes it opens, Fitness Express’s share of all health

club memberships has declined over the last five years.

B. Fitness Express’ number of classes offered to their clients has declined slightly

over the last year.

C. Advertising has made the name of Fitness Express widely known, but few

customers know that Fitness Express health clubs also off acupuncture and shiatsu

treatments.

D. Fitness Express’s health clubs is one of three clubs that have together accounted

for 88% of health club memberships.

E. Despite a slight decline in membership price, sales of Fitness Express

memberships have fallen in the last five years.

The best answer is E. According to the information is choice E, Fitness Express has

already failed to participate in the industry trend of greater sales despite their

advertising campaign. Opening more of the same types of classes would therefore be

unlikely to create more membership sales for Fitness Express.

In a psychological experiment conducted at Southbay University, groups of men with

various levels of education read stories in which people caused harm, some of them

doing so intentionally, and some accidentally. When asked about appropriate

penalization for those who had caused harm, the less educated men, unlike the

educated ones, assigned punishments that did not vary according to whether the harm

was done intentionally or accidentally. Uneducated men, then, do not regard people’s

intentions as relevant to penalization.

Which of the following, if true, would most seriously weaken the conclusion above?

A. In these stories, the severity of the harm produced was clearly stated.

B. In interpreting these stories, the listeners had to draw on a relatively feminine sense

of human psychology in order to tell whether harm was produced intentionally or

accidentally.

C. Relatively uneducated men are as likely to produce harm unintentionally as are

more educated men.

D. The more educated men assigned penalization in a way that closely resembled the

way women had assign penalization in a similar experiment.

E. The less educated men assigned penalization that varied according to the severity

of the harm done by the agents in the stories.

The best answer is B. Choice B indicates that less educated men might be unable to

tell whether the harm in the stories was produced intentionally. Thus, even if less

educated men do regard people’s intentions as relevant, they might be unable to apply

this criterion here. B, therefore, undermines the conclusion’s support.

More sports journals are sold in Hornby than in Milston. Therefore, the residents of

Hornby are better informed about major sporting events than are the residents of

Milston.

Each of the following, if true, weakens the conclusion above EXCEPT:

A. Hornby has a larger population than Milston.

B. Most residents of Milston work in Hornby and buy their reading material there.

C. The average newsstand price of journals sold in Hornby is lower than the average

price of journals sold in Milston.

D. A monthly journal restricted to the coverage of local events is published in

Hornby.

E. The average resident of Hornby spends less time reading sports journals than does

the average resident of Milston.

The best answer is C. The price differential noted in C might help to explain the

difference in sales, but it does not undermine the conclusion based on the difference.

Therefore, C is the best answer.

Which of the following, best completes the passage below?

At last month’s symposium on the increasing air pollution affecting the Beaumont

forest, most participating members favored uniform controls on the quality of exhaust

fumes, whether of not specific environmental damage could be attributed to a

particular source of fumes. What must, of course, be shown, in order to avoid

excessively restrictive controls, is that __________ .

A. any uniform controls that are adopted are likely to be implemented without delay

B. environmental damage already inflicted on the Beaumont forest is reversible

C. the members favoring uniform controls are those representing bodies that generate

the largest quantities of exhaust fumes

D. all of any given pollutant that is to be controlled actually reaches Beaumont forest

at present

E. any substance to be made subject to controls can actually cause environmental

damage

The best answer is E. If a subject that causes no environmental damage were subject

to controls, those controls would be more restrictive than necessary.

Although the new cochleae manufactured by Medotech will cost more than twice as

much as the cochlear implants now in use, Medotech implants should still be cost-

effective. Not only will surgery and recovery time be reduced, but Medotech cochlear

replacements should last longer, thereby reducing the need for further hospital stays.

Which of the following must be studied in order to evaluate the argument presented

above?

A. The amount of time a patient spends in surgery versus the amount of time spent

recovering from surgery.

B. The amount by which the cost of producing Medotech cochlear replacements has

declined with the introduction of the new technique for producing them.

C. The degree to which the use of Medotech cochlear replacements is likely to reduce

the need for repeat surgery when compared with the use of the replacements now in

use.

D. The degree to which the use of Medotech replacements are more carefully

manufactured than are the replacements now in use,

E. The amount by which Medotech will drop in cost as the production procedures

become standardized and applicable on a larger scale.

The best answer is C. To evaluate the argument it must be determined whether these

savings will compensate for the increased cost. Therefore, study of the expected

reduction in the need for further hospital stays is needed.

Clarinet reeds often lose their freshness – become less responsive – after a few weeks

of intense use. One clarinetist has hypothesized that a buildup of oil, rather than

changes in the material properties of the reed, were responsible.

Which of the following investigations is most likely to yield significant information

that would help to evaluate the hypothesis?

A. Determining what kind of wood is used to make the reeds used by jazz clarinetists.

B. Determining whether jazz clarinetists make their reeds lose their freshness faster

than do classical clarinetists.

C. Determining whether identical lengths of reeds, of the same thickness, lose their

freshness at different rates when put onto various brands of clarinets.

D. Determining whether rubbing various substances on the new reed causes them to

lose their freshness.

E. Determining whether a fresh reed and one that has lost its freshness produce

different qualities of sound

The best answer is D. The hypothesis has two parts: first, that intense use does not

bring material changes that cause the reed to lose its freshness and, second, that oil

causes the phenomenon. The experiment suggested in choice D directly test this

hypothesis by contaminating strings that are known to have their original material

properties.

Wheat has more nutritional value than rye. But since oats have more nutritional value

than rice, it follows that wheat has more nutritional value than rice.

Any of the following, if introduced into the argument as an additional premise, makes

the argument above logically correct EXCEPT:

A. Wheat and oats have the same nutritional value.

B. Rye has more nutritional value than oats.

C. Rye has more nutritional value than rice.

D. Rye and oats have the same nutritional value.

E. Oats have more nutritional value than wheat

The best answer is E. The question asks for a different premise that does not make

the argument logically correct. Choice A leaves open the possibility that the

conclusion of the argument is false.

A famous painter has recently won a lawsuit against a major food manufacturer for

commissioning a graphic designer to design the packaging of its chocolate chip

cookies in the painter’s disctincive style. As a result of the lawsuit, manufacturers

will stop asking graphic artists to copy distinctive painting styles. Therefore, the cost

of package design will rise because employing the services of known artists cost more

than those of graphic designer that imitate their style.

The conclusion above is based on which of the following assumptions?

A. Most people are unable to distinguish a famous artist’s illustration from that of a

good graphic artist imitating the painter’s style.

B. Manufacturers will use well-known painting styles in their packaging.

C. The original version of some well-knows paintings are unavailable for use in

packaging.

D. Manufacturuers will continue to use graphic artists to imitate the artistic style of

famous painters.

E. Packaging using a famous painter’s style usually sell better than packaging using

the artistry of imitators.

The best answer is B. If choice E were not assumed, the costs of the services of the

famous painters would not be siad to affect packaging costs. Since packaging costs

are, however, projected to rise because of the relatively high cost of famous painters’

services, choice E is assumed and is the best answer.

Excavations on the now uninhabited isle of Kelton reveal a scene typical of towns

decimated by volcanic ash. Archaeologists have hypothesized that the destruction

was due to volcanic activity known to have occurred in the vicinity of the island in

160 B. C.

Which of the following, if true, most strongly supports the archarologist’ hypothesis?

A. No coins minted after 160 B.C. were found in Kelton , but coincs minted before

that year were found in abundance.

B. Pieces of gold and pearl jewelery that are often found in graves dating from years

preceding and following 160 B.C. were also found in several graves on the island.

C. Most modern histories of the region mention that several major volcanoe

erruptions occurred near the island in 160 B.C.

D. Several small jugs carved in styles poplular in the region in the certury between

200 B.C. and 100 B.C. were found in Kelton.

E. Drawings of the styles that was definitely used in the region after 160 B.C. were

found in Kelton.

The best answer is A. The archeologist hypothesized that Kelton was decimated by

volcanic ash in 160 B.C. Since A provides evidence that 160 B.C. was the date when

life in Kelton was disrupted, A supports the hypothesis.

Many community colleges suffer declining enrollments during periods of economic

ressession. At government retraining programs, which are not provided free of

charge, enrollment figures boom during these periods when many people have less

money and there is more competition for jobs.

Each of the following, if true, helps to explain the enrollment increases in government

retraining programs above EXCEPT:

A. During periods of economic slowdown, government retraining programs are more

likely that community colleges to prpare their students for the jobs that are still

available.

B. During periods of economic prosperity, grauates of government retraining

programs often continue their studies in community colleges.

C. Tuition at most government retraining programs is a fraction of that at community

colleges.

D. Government retraining programs devote more resources than do other colleges to

attracting those studnets especially affected by economic slowdowns.

E. Students at government retraining programs, but not those at most community

colleges, can control the cost of their studies by choosing the number of courses they

take each term.

The best answer is B. Choice B might explain the decreased enrollment at

community colleges during the slowdown, but because it deals with graduates of

government retraining programs it cannot explain why enrollment at these colleges

might increase.

Parents of some of the children in a particular class have claimed that the teacher is

not objective and favors his male students with higher grades. But the record shown

that 92% of the female students received a passing grade in this teacher’s class. This

record demonstrates that the teacher has not discriminated against women when

assigning grades.

The argument above is flawed in that it ignored the possibility that

A. a large number of the teacher’s student were in his class the previous year.

B. many teachers find it difffucult to be objective when assigning grades to male and

female students.

C. the evidence shows that more than 92% of the female students should have

received a passing grade.

D. the majority of tests written by female students and that have been rechecked by

another teacher were given a higher grade by the second teacher.

E. the teacher is biased against female students in the case of only some of the

subjects he teachers.

The best answer is C. The flaw in the argument is that it assumes erroneously that a

large percentage of female students who pass this teacher’s class demonstrates

absence of discriminatory behaviour against women on the part of the teacher who

gave the grade. Choice E exposes this flaw by pointing out that the judge may well

have failed to pass a female student in cases where evidence shows that the student

should have passed.

The number of young adults that are illiterate has dropped significantly in a certain

county over the last fifteen years. Education officials attribute this decrease entirely

to improved conditions in the schools, which made for a better teaching environment,

reducing the level of illiteracy.

Which of the following, if true, would most seriously weaken the education officials’

explanation for the lower incidence of the disease?

A. Many similar improvements in school conditions have been made over the last

twenty-five years in the county.

B. Home-schooling has not been more prevalent among the illiterate as compared to

people who are not illiterate.

C. Because of a new assessment scale, many people who until this year would have

been considered illiterate are now considered low-level readers.

D. The same percentage of the population has been tested every year for the last 30

years.

E. The conditions in the schools were brought up to the standards of the neighboring

counties twenty years ago.

The best answer is C. The education officials assume that the decrease in the number

of people who are illiterate reflects a diminution in cases of illiteracy. By pointing out

that this assumption is false, choice C undermines the officials’ explanation.

In many hospitals, more and more monitoring is being carried out by automated

equipment instead of human employees who previous carried out the work. This is

done in an attempt to save hospital expenses. However, many employees who lose

their jobs to automation will need government assistance to get by, and the same

corporations that are laying people off will eventually pay for that assistance through

increased taxes and unemployment insurance payments.

Which of the following, if true, most strengthens the author’s argument?

A. Most of the new jobs created by automated equipment pay less than the jobs that

were eliminated by automated equipment did.

B. Many hospitals that have failed to automate have seen their profits decline.

C. Unemployment insurance and taxes are paid also by corporations that are not

automating.

D. Many workers who have already lost their jobs to automated equipment have been

unable to find new employment.

E. The initial investment in machinery for automated equipment is often greater than

the short-term savings in labor costs.

The best answer is D. The threat envisioned by the author to the economic survival of

workers displaced by automation will be serious only if they cannot find new jobs.

Choice A states that there are already workers that cannot find employment, and so

strengthens the author’s argument.

Many people claim that advertisements of alcoholic drinks influence young people to

start drinking socially. In Iceland, however, where there has been a ban on the

advertisement of alcoholic beverages since 1982, drinking is at least as prevalent

among young people as it is in countries that do not have a similar ban.

Which of the following statements draws the most reliable conclusion from the

information above?

A. Advertising does not play a role in causing young people to start or continue

drinking.

B. Advertisements of alcoholic drinks cannot be the only factor that affects the

prevalence of drinking among young people.

C. Banning advertisements of alcoholic drinks does not reduce the consumption of

alcoholic drinks.

D. More youths drink if they are not exposed to advertisements of alcoholic drinks

than if they are.

E. Most youths who drank in 1982 did not stop when the ban on advertisements of

alcoholic drinks was implemented.

The best answer is B. If advertisements of alcoholic drinks were the only factor that

affected young people’s drinking habits, there would be a difference in the prevalence

of drinking between countries that ban such advertising and those that do not.

According to the passage, there is no difference, so advertisements of alcoholic drinks

cannot be the only factor.

The Burmese ferret badger burrows its home in the ground. Based on the fact that

different local populations of Burmese ferret badgers of the same species dig homes

of different styles, zoologists have concluded that the badgers building styles are a

culturally acquired, rather than a genetically transmitted, trait.

Which of the following, if true, would most strengthen the conclusion drawn by the

zoologists?

A. There are more common characteristics than there are differences among the

Burmese ferret badger’s styles of the local Burmese ferret badger population that has

been studied most extensively.

B. Young Burmese ferret badgers are inept at digging burrows and apparently spend

years watching their elders before becoming accomplished in the local style.

C. The homes of one species of badger lack the characteristics of the homes of most

other species of badger.

D. Burmese ferret badgers are found only in Burma and India, where local

populations of the badgers apparently seldom have contact with one another.

E. It is well known that the squeals of some badgers are learned rather than

transmitted genetically.

The best answer is B. The information in choice B says that young Burmese ferret

badgers progress slowly towards mastery of a burrow-digging style. This suggests

that the skill is one they must learn, rather than one whose transmission is wholly

genetic. Choice B also suggests a means of cultural transmission, namely,

observation of older badger’s techniques.

The cost of manufacturing sports shoes in Macao is 25% less than the cost of

manufacturing them in the Philippines. Even after transportation fees and tariff

charges are added, it is still cheaper for a company to import sport shoes from Macao

to the Philippines than to manufacture sports shoes in the Philippines.

The statements above, if true, best support which of the following assertions?

A. Labor costs in Macao are 25% below those in the Philippines.

B. Importing sports shoes from Macao to the Philippines will eliminate 25% of the

manufacturing jobs in the Philippines.

C. The tariff on sports shoes imported from Macao to the Philippines is less than 25%

of the cost of manufacturing sports shoes in the Philippines.

D. The fee for transporting a pair of sports shoes from Macao to the Philippines is

more than 25% of cost of manufacturing the shoes in Macao.

E. It takes 25% less time to manufacture a pair of sports shoes in Macao than it does

in the Philippines.

The best answer is C. If the tariff on importing sport shoes from Macao to the

Philippines were as high as 25% or more of the cost of producing sports shoes in the

Philippines, then, contrary to what the passage says, the cost of importing sports shoes

would be equal to or more than the cost of producing sports shoes in the Philippines.

Thus, the tariff cannot be that high.

Opponents of laws that require motorcycle riders to wear helmets argue that in a free

society people have the right to take risks as long as the people do not harm others as

a result of taking the risks. As a result, they conclude that it should be each person’s

decision whether or not to wear a helmet.

Which of the following, if true, seriously weakens the conclusion drawn above?

A. Many new motorcycles are built with safety features that made them less likely to

be involved in an accident.

B. Motorcycle insurance rates for all motorcycle owners are higher because of the

need to pay for the increased injuries or deaths of people not wearing helmets.

C. Participants in certain extreme sports are required to wear helmets.

D. The rate of automobile fatalities in states that do not have mandatory helmet laws

is greater than the rate of fatalities in states that do have such laws.

E. In motorcycle accidents, a greater number of passengers who do not wear helmets

are injured than are passengers who do wear helmets.

The best answer is B. The principle that people are entitled to risk injury provided

they do not thereby harm others fails to justify the individual’s right to decide not to

wear a helmet if it can be shown that it does harm others by raising insurance rates.

A drug that is highly effective in treating certain types of cancerous growth can, at

present, be obtained only from the cartilage of a particular sub-species of shark, a sub-

species which is quite rare in the wild. One must kill 50 sharks to make one pound of

the drug. If follows, therefore, that continued production of the drug must inevitably

lead to the extinction of this sub-species of shark.

Which of the following, if true, most seriously weakens the argument above?

A. The drug made from the shark cartilage is dispensed to doctors from a central

authority.

B. The drug made from the shark cartilage is expensive to produce.

C. Other organs of the shark can be utilized to produce different drugs.

D. The sub-species of shark will reproduce in captivity under the proper conditions.

E. This sub-species of shark generally lives in largely inaccessible waters.

The best answer is D. If the shark can be successfully bred in captivity, it is possible

to continue production of the drug without threatening the shark with extinction.

Harper’s Pencils manufactures and sells the same pencils as Johnson’s Supply.

Employee wages account for forty percent of the cost of manufacturing pencils at

both factories. Harper’s is seeking a competitive edge over Johnson’s supply.

Therefore, to promote this end, Harper’s should lower employee wages.

Which of the following, if true, seriously weakens the argument above?

A. Because they make a small number of specialty artist’s pencils, pencil

manufacturers cannot receive volume discounts on raw materials.

B. Lowering wages would reduce the quality of employee work and this reduced

quality would lead to lowered sales.

C. Harper’s Pencils has taken away twenty percent of Johnson’s Supply business

over the last year.

D. Johnson’s Supply pays its employees, on average, ten percent more than does

Harper’s Pencils.

E. Many people who work for manufacturing plants live in areas in which the

manufacturing plant they work for is the only industry.

The best answer is B. The effect of lowering wages is to reduce quality sufficiently to

reduce sales. This is a good reason to doubt that wage cuts would give Johnson any

competitive edge.

In some cities, many potters have been winning acclaim as artists. But since pottery

must be useful, potters must exercise their craft with an eye to the practical utility of

their product. For this reason, pottery is not an art.

Which of the following, is an assumption that supports drawing the conclusion above

from the reason given for that conclusion?

A. Some plates, bowl and vessels are made to be placed in museums where they will

not be used by anyone.

B. Some potters are more concerned than others with the practical utility of the

products they produce.

C. Potters should be more concerned with the practical utility of their products than

they currently are.

D. Artists are not concerned with the monetary value of their products.

E. An object is not an art object if its maker pays attention to the objects’ practical

utility.

The best answer is E. The argument concludes that pottery is not an art because

potters must consider the practical utility of their product. If it is true that an object is

not a work of art if its maker pays attention to the object’s practical utility, the

conclusion is supported.

Activity levels of the green iguana vary in cycles that are repeated every 24 hours. It

is logical to assume that alteration in the intensity of incident light is the stimulus that

controls these daily biological rhythms. But there is much evidence to contradict this

hypothesis.

Which of the following, if known, is evidence that contradicts the hypothesis stated

above?

A. The temperature of the green iguana varies throughout the day, with the maximum

occurring in the late afternoon and the minimum in the morning.

B. While some animals, such as the rabbit, are much more active during the day,

others, such as moles, show greater activity at night.

C. When animals are transported from one time zone to another, their daily biological

rhythms adjust in a matter of days to the periods of sunlight and darkness in the new

zone.

D. Other types of iguanas display similar activity cycles even though they live in very

different climates.

E. Even when exposed to constant light intensity around the clock, some iguanas

display rates of activity that are much greater during daylight hours than at night.

The best answer is E. If iguanas that are exposed to light 24 hours a day display a

similar pattern of activity as those exposed to natural light and dark cycles this

constitutes evidence again the hypothesis that it is the alterations in light that control

biological cycles.

Researchers recently discovered that lipstick can become contaminated with bacteria

that causes mononucleosis. They found that contamination usually occurs after the

lipstick has been used for six months. For that reason, women should dispose of any

lipstick after six months of use.

Which of the following, if true, would most weaken the conclusion above?

A. The researchers could not discover why lipstick contamination usually occurred

only after six months of use.

B. The researchers failed to investigate contamination of lipstick by viruses, yeasts,

and other pathogenic microorganisms.

C. The researchers found that among women who used lipstick contaminated with

bacteria that causes mononucleosis, the incidence of these diseases was no higher than

among people who used uncontaminated lipsticks.

D. The researchers found that people who wiped their lipsticks clean after each use

were as likely to have contaminated lipsticks as were people who never wiped their

lipsticks.

E. The researchers found that, after six weeks of use, greater length of use of a

lipstick did not correlate with a higher number of bacteria being present.

The best answer is C. According to choice C, using a contaminated lipstick does not

increase the incidence of infection, so the recommendation to replace a lipstick before

it becomes contaminated is greatly undermined.

Unlike the wholesale price of uncut diamonds, the wholesale price of other uncut

gemstones has fallen considerably in the last year. Thus, although the retail price of

jewelry made with gemstones other than diamonds has not yet fallen, it will inevitably

fall.

Which of the following, if true, most seriously weakens the argument above?

A. The cost of processing uncut gemstones has increased during the last year.

B. The wholesale price of uncut diamonds is typically higher than that of the same

volume of other uncut gemstones.

C. The operating costs of the average retail jewelry store have remained constant

during the last year.

D. The cost of mining gemstones other than diamonds has increased in the last year.

E. Changes in retail prices always lag behind changes in wholesale prices.

The best answer is A. The argument concludes that declining wholesale prices for

other gemstones will produce declining retail prices for jewelry made with gemstones

other than diamonds. Choice A weakens the argument by pointing to higher

processing costs for other gemstone, which could offset lower wholesale prices.

A company has initiated a health program for its employees that enables the worker,

free of charge, to receive a monthly massage treatment, consult with a dietician and

attend lectures in healthy living. These programs increase worker productivity and

absenteeism for employee health care. Therefore, these programs provide as much

benefit to the company as they do to the employees.

Which of the following, if true, most significantly strengthens the conclusion above?

A. Health programs are often the most popular services offered to employees.

B. Studies have show that such health programs are not effective for many people.

C. Regular massage treatments and dietary counseling reduce people’s risk of

catching a flu or a cold and provides them with increased energy.

D. Dizziness sometimes results from beginning a course of massage treatments.

E. Employee assistance programs require companies to hire people to supervise the

various programs offered.

The best answer is C. The conclusion is that the programs benefit both companies

and employees. For companies, reducing employees’ risk of flu or cold is likely to

reduce absenteeism, and increasing employee energy is likely to increase worker

productivity. For employees, the benefits are self-evident.

The next two questions are based on the following.

Interviewer: An alarming statistic reported in the Hobern Medical Journal is that 90

percent of the people in this country now report that they know someone who has

heart disease.

Dr. Summer: But an expected level of heart disease is 5 percent, or in other words, 1

out of every 20 people. So at any given time if a person knows approximately 50

people, 1 or more will very likely suffer from heart disease.

question: Dr. Summer’s argument is structured to lead to which of the following

conclusion?

A. The fact that 90 percent of the people know someone who suffers from heart

disease is not an indication that heart disease is abnormally high.

B. The current level of heart disease is not moderate.

C. If at least 5 percent of the population suffered from heart disease, the result of

questioning a representative group of people cannot be the percentage the interviewer

cites.

D. It is unlikely that the people whose statements the interviewer cites are giving

accurate reports.

E. If a person with heart disease is given as a certain percent, the actual percentage of

those with heart disease is even higher.

The best answer is A. Dr. Summer’s argument is essentially that, even if the facts are

as the interviewer presents them, they are not in and of themselves a cause for alarm.

Even circumstances reassuringly normal and unremarkable imply the sort of fact the

interviewer cites. Thus, that fact does not indicate that the rate of heart disease has

increased above normal.

Dr, Summer’s argument relies on the assumption that

A. normal levels of heart disease are rarely exceeded

B. heart disease is not normally concentrated in geographically isolated segments of

the population.

C. the number of people who each know someone who suffers from heart disease is

always higher than 90 percent of the population

D. the interviewer is not consciously distorting the statistics he presents

E. knowledge that a personal acquaintance has heart disease generates more fear of

getting heart disease than does knowledge of heart disease statistics.

The best answer is B. Dr. Summer’s argument assumes that people are generally

similar in how likely they are to have among their acquaintances people who have

heart disease. Since heavy concentrations of people with heart disease in

geographically isolated segments of the population would produce great differences in

that respect, Dr. Summer’s argument assumes few, if any, such concentrations.

Olympia buys free ride coupons from people who are awarded the coupons by

Plymouth Bus Lines for frequent travel on their bused. The coupons are sold to

people who pay less for the coupons than they would pay by purchasing tickets from

Plymouth Bus Lines. This marketing of coupons results in lost revenue for Plymouth

Bus Lines.

To discourage the buying and selling of free ride coupons, it would be best for

Plymouth Bus lines to restrict the

A. number of coupons that a person can be awarded in a particular year

B. number of routes on which travelers can use the coupons

C. days that the coupons can be used to Monday through Friday

D. amount of time that the coupons can be used after they are issued

E. use of the coupons to those who were awarded the coupons and members of their

immediate families

The best answer is E. Restricting the use of coupons to immediate family would

make the coupons valueless for anyone else, so that they could no longer be marketed.

The next two questions are based on the following:

The fewer restrictions there are on the advertising of medical services, the more

doctors who advertise their services, and the doctors who advertise a specific service

usually charge less for that service than doctors who do not advertise. Therefore, if

the nation rescinds the restrictions restricting medical advertisements that do not

specify fee arrangements, overall consumer medical costs will be lower than if the

nation retains its current restrictions.

)

A. The nation has recently removed some other restrictions that had limited the

advertising of medical services.

B. The nation is unlikely to remove all of the restrictions that apply solely to the

advertising of medical services

C. Doctors who do not advertise generally provide medical services of the same

quality as those provided by doctors who do advertise

D. Most doctors who now specify fee arrangements in their advertisements would

continue to do so even if the specification were not required.

E. Most doctors who advertise specific services do not lower their fees for those

services when they begin to advertise.

The best answer is E. If E is true, the doctors who begin advertising when the

restriction is removed might all be among those who do not lower their fees on

beginning to advertise, in which case no decrease in consumer medical costs will

occur. Therefore, E weakens the argument.

If the statements above are true, which of the following must be true?

A. Some doctors who now advertise will charge more for specific services if they do

not have to specify fee arrangements in the advertisements.

B. If the restrictions against advertisements that do not specify fee arrangements is

removed, more doctors will advertise their services.

& /

D. If more doctors advertise lower prices for specific services, some doctors who do

not advertise will also charge less than they currently charge for those services.

E. If only restrictions on the advertising of medical services were those that apply to

every type of advertising, most doctors would advertise their services.

The best answer is B. The supposition in B involves reducing by one the number of

restrictions on the advertising of medical services. Any such reduction will, if the

stated correlation exists, be accompanied by an increase in the number of doctors

advertising their services, as B predicts.

Tougher hiring standards have not been the primary cause of the present staffing

shortage of registered nurses in hospitals. The shortage of nurses is primarily caused

by the fact that in recent years nurses have not experienced any improvements in

working conditions and their salary increases have not kept pace with increases in the

salaries of other hospital staff.

Which of the following, if true, would most support the claims above?

A. Many nurses already in the profession would not have been hired under the new

hiring standards.

B. Today more nurses are entering the profession with higher educational

qualifications than in the past.

C. Some nurses have cited higher standards for hiring as a reason for the current

staffing shortage.

D. Many nurses have cited low pay and lack of professional autonomy as reasons for

their leaving the profession.

E. Many prospective nurses have cited the new hiring standards as a reason for not

entering the profession.

)

When a particular country halted their general conscription, people tended to save

more of their money, but when the general conscription was reinstated, people tended

to spend more of their money. The perceived threat of war, therefore, decreases the

willingness of people to postpone consumption for the sake of saving money.

The arguments above assumes that

A. the perceived threat of war has increased over the years

B. most people supported the development the general conscription in this country

C. people’s perception of the threat of war depends on whether there is a limited or a

general conscription in the country

D. the people who saved the most money when conscription was limited were the

ones who supported such limitations

E. there are more consumer goods available when the country has general

conscription

The best answer is C. On the basis of an observed correlation between conscription

and people’s tendency to save money, the argument concludes that there is a causal

connection between a perception of threat of war and the tendency not to save. That

connection cannot be made unless one links the perception of threat to conscription.

With the proliferation of private companies that specialize in genetic research, it was

feared that they would impose silence on the results of in-house research. This

constraint, in turn, would slow the progress of genetic engineering to alleviate patient

suffering.

)

A. Genetic research funded by industry has reached some conclusions that are of

major scientific importance.

)

C. To enhance the companies’ standing in the community, the genetic companies

encourage employees to publish their results, especially results that are important.

D. Since the research priorities of companies that specialize in genetic research are

not the same as those of academic institutions, the financial support of research by

such companies distorts the research agenda

E. Companies that specialize in genetic research devote some of their research

resources to problems that are of fundamental scientific importance and that are

not expected to produce immediate practical applications.

The best answer is C. Choice C weakens the prediction of secrecy by establishing

that companies specializing in genetic research have a strong motive to encourage

their researchers to publicize results.

A researcher discovered that people who have low levels of vitamin B

tend to score

much lower on tests of short and long term memory than do people with normal or

high levels of B

. The researcher concluded from this experiment that vitamin

protects against problems of short and long term memory.

The researcher’s conclusion depends on which of the following assumptions?

A. High levels of B

protect against memory problems better than normal B

levels

do.

B. Memory problems are similar to malnutrition in its effects on body systems.

C. People with high levels of B

cannot develop memory problems.

D. There is no third factor involved which causes both memory problems and a

reduction in the levels of B

in the body.

( /

The best answer is D. The researcher concludes from the association of low levels of

and memory problems that, in effect, the former causes the latter. If, there is a

third factor involved which effects the two, the association mentioned does not

support the researcher’s conclusion.

Reaching a diagnosis on the basis of step-by-step plan to search for the cause of a

disease has been considered preferable to intuitive searching. However, a recent

study found that hospital department heads used intuition significantly more than did

most doctors with less seniority. This confirms the alternative view that intuition is

actually more effective than careful, methodical reasoning.

The conclusion above is based on which of the following assumptions?

A. Department heads are more effective at decision making than doctors with less

seniority.

B. Department heads have the ability to use either intuitive reasoning or methodical

reasoning in making decisions.

C. The diagnosis made by doctors with less seniority can be made as easily by using

methodical reasoning as by using intuitive reasoning.

D. The most prominent doctors use intuitive reasoning in making the majority of their

decisions.

( /

)

The best answer is A. If department heads are not the more effective decision

makers, then the fact that they use intuition more often than doctors with less seniority

does not support the conclusion that intuition is more effective.

The imposition of quotas limiting imported wheat will not help large local farms. In

fact, the quotas will help small local farms flourish. Those small domestic farms will

take more business from the large farms than would have been taken by the foreign

farms in the absence of quotas.

Which of the following, if true, would cast the most serious doubt on the claim made

in the last sentence above?

A. Quality rather than price is a major factor in determining the type of wheat bought

by a particular client.

C. Local quotas on imported goods have often induced other countries to impose

similar quotas on this country’s goods.

D. Small domestic farms consistently produce better grades of wheat than do the big

farms.

E. Small domestic farms produce low-volume, specialized types of wheat that are not

produced by the large local farms.

The best answer is D. Choice D tends to support the claim, since better quality wheat

should sell better than poorer quality wheat.

Many mass marketed white breads are fortified with vitamin supplements. Some of

these breads provide 100 percent of the daily requirement of vitamin A, riboflavin,

niacin, pyridoxine, folic acid, iron and zinc. Nevertheless, a well-balanced diet,

including a variety of foods, is a better source of those vitamins than are such fortified

breads alone.

A. Unprocessed cereals are naturally high in several of the vitamins that are usually

added to fortified breakfast cereals.

C. Foods often must be fortified with vitamin supplements because naturally

occurring vitamins are removed during processing.

D. In many foods, the natural combination of vitamins with other nutrients makes

those vitamins more accessible to the body than are vitamins added in vitamin

supplements.

E. Cereals containing vitamin supplements are no harder to digest than similar cereals

without added vitamins.

The best answer is D. By pointing out that, when occurring in natural combinations

with other nutrients, vitamins are more usable by the body than those same vitamins

when added as a supplement, choice A provides a reason to believe that a well-

balanced diet is a better source of vitamins than is fortified bread.

The technological conservatism of art supply manufacturers is a reflection of the

kinds of demands they are trying to meet. The only customers who are seriously

interested in purchasing new products are professional artists. Therefore, innovation

in art supply technology is limited by what art critics and gallery owners accept as a

proper medium of expression for artists.

Which of the following is an assumption made in drawing the conclusion above?

$ %

)

B. New art products are likely to be improved more as a result of technological

innovations developed in small workshops than as a result of technical

innovations developed in major manufacturing concerns.

C. Professional artists do not generate a strong demand for innovations that fall

outside what is officially recognized as a standard medium for purposes of artistic

creations.

D. The technological conservatism of art supply manufacturers results primarily from

their desire to manufacture a product that can be sold without being altered to suit

different national markets.

E. The critics and gallery owners who set standards for high-quality art do not keep

themselves informed about innovations in art supplies.

The best answer is C. If professional artists, the only customers interested in

innovation, created a strong demand for innovations for purposes other than what is

officially recognized as a standard medium for purposes of artistic creations, then the

conclusion would not follow. Therefore, choice C, which states that professional

artists generate no such demand – is assumed and is the best answer.

Although Binofram has been proven to alleviate certain skin rashes associated with

some medical conditions, many physicians no longer routinely prescribe this drug for

this purpose. A rash can stimulate the activity of the body’s T-cells and also inhibit

growth of some strains of virus.

If the statements above are true, which of the following conclusion is most strongly

supported by them?

A. Binofram, an effective rash medication, alleviates the itching and discomfort of

many illnesses.

B. Binofram can prolong a patient’s illness by eliminating certain skin rashes which

can be helpful in fighting some diseases.

C. Binofram inhibits the growth of the body’s T-cells, which are necessary for

fighting some illnesses.

D. The more T-cells a patient’s body produces, the less severe the patient’s illness

will be.

E. The focus of modern medicine is on inhibiting the growth of harmful viruses

within the body

The best answer is B. By stimulating T-cells and inhibiting the growth of certain

viruses, rashes can aid the body in fighting infection. However, Binofram can

eliminate the rash. Thus, as choice B states, Binofram can prolong a patient’s illness.

Up to here used for gmat real test

Besides the manager and owner, Antonio’s Pizza is staffed by 15 high school students

who are paid minimum wage. The government passed a statute two month ago

raising minimum wage by 9%. Though this led to a considerable increase in costs to

Antonio’s Pizza, profits have increased markedly.

Which of the following, if true, most helps to resolve the apparent paradox?

A. Over half of Antonio’s Pizza’s operating costs consist of payroll expenditures; yet

only a small percentage of those expenditures go to pay the salaries of those that

work in the kitchen.

B. Antonio’s Pizza’s customer base is made up primarily of people who earn, or who

depend on the earnings of others who earn the minimum wage.

C. The operating costs, other than wages, increased substantially after the increase in

the minimum wage rate went into effect.

' "

- 233

E. The majority of Antonio’s Pizza employees work as cashiers, and most cashiers

are paid the minimum wage.

- 233 -

Before hiring staff that deals directly with food, employees must, by law, have a chest

x-ray. Sometimes the results of the x-ray are inconclusive, though this is no reflection

on the examinee. Rather, such a result means that the test has failed to show whether

the examinee was healthy or not. Nevertheless, employers will sometimes refuse to

hire a job applicant because of an inconclusive chest x-ray result.

Which of the following conclusions can most properly be drawn from the information

above?

A. Most examinees with inconclusive chest x-ray results are in fact unhealthy.

B. Chest x-rays should not be used by employers in the consideration of job

applicants.

C. An inconclusive chest x-ray result is sometimes unfairly held against the

examinee.

D. A chest x-rays indicating that an examinee is unhealthy can sometimes be

mistaken.

E. Some employers have refused to consider the results of chest x-rays when

evaluating job applicant.

The best answer is C. The passage indicates that an inconclusive chest x-ray tells

nothing about the person who has taken the test, and yet employers sometimes refuse

to hire someone whose results from such a test are inconclusive. Treating lack of

information as if it were unfavorable evidence about a person can reasonably be

considered unfair.

Summerhill Community College found that, because the current curriculum has little

direct relevance to skills required in order to succeed in the job market, they have

been attracting fewer and fewer new students. So to attract students to their college,

the board proposed a curriculum that emphasizes technology related to computers.

Which of the following, if true, provides the strongest reason to expect that the

proposed curriculum will be successful in attracting students?

1st.

Many technological principles can be applied to computers.

C. Equipment that a large producer of computers has donated to the college could be

used in the proposed curriculum.

D. The number of students interested in technology today is much lower than the

number of students interested in technology 20 years ago.

E. In today’s world, the production and application of computers is of major

importance in many places of business.

The best answer is E. For the proposed curriculum change to attract students to

classes, computers must have direct relevance in order to succeed in the job market.

Choice E provides evidence that this is so, and thus is the best answer.

In the 1980’s, myopia was the most common eye problem in Ohio, followed

hyperopia, or farsightedness, and glaucoma, in that order. The incidence for both

hyperopia and glaucoma increases with age, but the incidence rate for myopia is the

same for people of all ages. The average age of the population of Ohio residents is

expected to increase between 1990 and 2010.

Which of the following conclusions can be most properly drawn about chronic

medical conditions in Ohio from the information given above?

A. Myopia will be more common than either hyperopia or glaucoma by 2010

B. Hyperopia will be the most common eye condition in 2010.

C. The average age of people suffering from myopia will increase between 1990 and

2010.

D. Fewer people will suffer from myopia in 2000 than suffered from it in 1980.

E. A majority of the population will suffer from at least one of the medical conditions

mentioned above by the year 2010.

The best answer is C. Given that the incidence rate for myopia is the same for people

of all ages, and that the average age of the population will increase, it follows that the

average age of people suffering from myopia will increase.

A New Mexico farm that grows hothouse tomatoes produces in 10 acres of space

what it takes 20 acres of field area to produce. Expenses, such as electricity, are high,

however, and the tomatoes harvested cost 60 % more than Florida field tomatoes.

Which of the following, if true, best supports a projection that the New Mexico

tomato farm will be profitable?

A. Once the operators of the facility are experienced, they will be able to cut

operating expenses by about 7%.

B. There is virtually no scope for any further reduction in the cost per pound for

Florida tomatoes.

C. Unlike washed field tomatoes, the hothouse tomatoes are untainted by any

pesticides or herbicides and thus will sell at very high prices to such customers as

health food stores and organic produce outlets.

D. Since tomatoes ship relatively well, the market for the hothouse tomatoes is not

more limited to the New Mexico area than the Florida tomatoes are to Florida.

E. A second hothouse facility is being built in Nevada, taking advantage of

inexpensive electricity and high vegetable prices.

The best answer is C. Choice C presents an advantage to the hothouse tomatoes - it

can be sold to certain customers who are prepared to pay very high prices for it. This

supports the projection that the facility will be profitable.

Last year the unemployment rate in Milton, a small city, was 3.5 percent, but for the

current year it has been 6 percent. We can conclude that inflation is on an upward

trend and the rate will be still higher next year.

Which of the following, if true, most seriously weakens the argument above?

$ %

B. Last year, the closure of one of the largest plant in Milton brought unemployment

above its recent stable annual level of 3.5 percent until the plant reopened 4

months later.

C. Increases in the number of jobs available are tied to the level of unemployment,

and at an unemployment rate of 6 percent or above, these increases constitute a

force causing further unemployment.

D. The 3.5 percent unemployment rate of last year represented a ten-year low.

E. Government intervention cannot affect the rate of unemployment to any

significant degree.

The best answer is B. According to choice B, last year’s unemployment figure was an

anomaly, and unemployment has returned to its recent stable level. There is thus less

reason to conclude that unemployment will rise any further.

Poor management, not changes in the economy, is responsible for the low profits

reported in Aztec Inc., a subsidiary of Wilson Industries, since its new CEO took

control. Maya Inc., another subsidiary has had to function in the same economic

conditions, but while Aztec’s profits have been falling, Maya’s profits have been

rising.

Which of the following, if true, most seriously weakens the argument above?

A. R & D at Aztec Inc. is also progressing at a slower rate.

B. Whereas the Aztec plant is located in a small town, Maya is situated in the

industrial area of the largest city in the state.

C. Both companies have been functioning in a recessed economy.

D. The products that are produced by the Aztec subsidiary are different from those

that have always been manufactured by the Maya subsidiary.

E. Aztec’s new CEO reorganized the breakdown of departments within the company

with the intention of reducing the number of redundant positions.

The best answer is D. The argument assumes that production in the two companies

would be affected in the same way by economic conditions. By pointing out that the

products manufactured in the two subsidiaries differ, choice D undermines this

assumption.

Caesarian sections are three times more common in the United States than they are in

the Netherlands. To support a conclusion that much of the variation is due to

unnecessary surgical procedures, which of the following must be true?

$ /

C. There are several categories of surgical procedures not related to birth that are

often performed unnecessarily.

D. For certain surgical procedures, it is difficult to determine after the operation

whether the procedures were necessary or whether alternative treatment would

have succeeded.

E. With respect to how often they are performed unnecessarily, caesarian sections are

representative of surgical procedures in general.

The best answer is B. To establish that much of the variation is due to unnecessary

surgical procedures, it is necessary to eliminate the possibility that the difference

between the U. S. and the Netherlands reflects a variation in the incidence of birth

complications which legitimately necessitate the use of a caesarian section. Choice B,

if established would eliminate this possibility and is thus the best answer.

Archeologists have recently unearthed a 250-page bible commentary in Safed. The

document is undated but contains clues to when it was written. The first 130 pages

are written by one hand, while the rest is written in a distinctively different hand.

Since a letter in the handwriting identified as that of the second writer reports on an

earthquake that killed many people in Safed in 1759, the commentary was probably

produced around that time.

Which of the following, if true, most strongly supports the hypothesis that the

commentary was produced around 1759?

A. Other than this commentary, there are no know samples of the handwriting of the

first writer.

B. According to the account by the second writer, the earthquake caused the collapse

of over fifty structures.

C. A commentary like the one unearthed would usually take between three to nine

months to write.

D. There was only one earthquake in Safed in the 18

century.

E. It is highly unusual for such a document to be written by more than one hand.

The best answer is D. Choice D is the best answer because if there had been other

earthquakes in the relevant period, one of these, instead of the earthquake of 1759,

might have been alluded to in the letter.

Baltimore Sweets sell their popular Chocbloc in a distinctive square package.

Sunshine Chocolates have recently introduced a new chocolate bar sold in a similarly

shaped package. Baltimore Sweet believe it is likely that many customers intending to

buy their Chocbloc candy bar will mistakenly buy the Sunshine product instead.

However, Sunshine Chocolates claims that this is not so because their label on their,

but not on Chocbloc, is red.

Which of the following, if true, most undermines the response of Sunshine

Chocolates?

A. Red is the background color on the label of many of the chocolate bars produced

by Sunshine Chocolates.

B. When the chocolate bars are viewed side by side, the Sunshine Chocolates’ new

bar is perceptibly thicker than the Baltimore Sweets bar.

& ,

)

D. It is common for occasional purchasers to buy a chocolate bar on the basis of a

general impression of the most obvious feature of the bar.

E. Many popular chocolate bars are sold in packaging of a standard shape.

The best answer is D. According to this choice, at least some of Baltimore Sweets’

occasional customers are likely to overlook the difference in labels and buy Sunshine

Chocolates’ product instead of theirs, Sunshine Chocolates’ response to Baltimore

Sweets’ complaint is undermined.

Which of the following, if true, provides the best indication that the decision of the

Indian government was well supported?

(A) Although during the previous year only one Transcontinental train crashed,

competing manufacturers had a perfect safety record.

(B) The Transcontinental-built trains crashed due to sabotage, but because of the

excellent quality of the trains, fire was averted increasing the number of

survivors.

standardize safety requirements governing inspections.

(D) Consumer advocates pressured two major railway companies into purchasing

safer trains so that the public would be safer.

(E) Many Transcontinental Train employees had to be replaced because they found

jobs with the competition.

The best answer is B. If the train crashes were caused by a factor that had nothing to

do with the train itself, such as sabotage, and the quality of the train decreased the

number of fatalities, then there is good reason to purchase additional trains from

Transcontinental.

Recently, a court ruled that current law allows tour operators that travel to potentially

dangerous locations, such as the Amazon, to reject a potential customers if there is a

50 percent chance that the traveler would contract malaria on the trip. The presiding

judge justified the ruling, saying that it protected both travelers and tour operators.

This use of his court ruling as part of the law could not be effective if which of the

following were true?

(A) The best interests of travelers often conflict with the interests of tour operators.

5 6%

)

(D) Travelers who have a 50 percent chance of contracting malaria may be unaware

that their risk is so great.

(E) The number of people signing up to take trips with a tour company might decline

if the company, by screening applicants for risk of malaria, seemed to suggest

that the trip entailed high risk of getting the disease.

The best answer is B. The use of the court ruling as part of the law could not be

effective if there were no accepted way of determining who the people susceptible to

malaria were. Choice b states that there is no accepted method of calculating the risk

of contracting malaria.

Since the national postal service in country X was privatized six months ago, delays

in the delivery of mail have increased by 20 percent. To combat this problem, more

sorting and delivering staff must be hired in the busiest regions of the country.

Which of the following, if true, casts the most doubt on the effectiveness of the

solution proposed above?

$6%

(B) Since privatization began, the number of employees has increased by 25 percent.

(D) After a small post sorting facility doubled its staff, the number of delays that were

reported decreased by 50 percent.

(E) Since privatization, the average length of delay in the nation's busiest regions has

doubled.

The best answer is A. The conclusion that postal service must add to their staff is

based on an assumption that the problem lies in that area. Choice A indicates that the

delay were due to two other factors – bad weather and old equipment, therefore hiring

additional staff is unlikely to be an effective solution.

Employees that get a thorough medical examination twice a year take fewer sick days.

Even employees who get examined only once a year take less sick time than those

who do not get checked. Therefore, if companies instituted in-house medical

examination programs, the absentee rate in those companies would decrease

significantly.

Which of the following, if true, most seriously weakens the argument above?

$6(

)

(B) Employees who are frequently absent are the least likely to cooperate with a

corporate medical program.

company's medical program usually also get checked by their private doctor.

(D) Employees who get examined in their company's in-house medical program use

their working time no more productively than those who do not get examined.

(E) Employees who get medical examinations during working hours take slightly

longer lunch breaks than employees who do not get examinations.

The best answer is B. The argument states that absenteeism would decrease if an in-

house medical program were instituted. However, if those employees who are most

frequently absent are least likely to get examined, then the program is unlikely to

solve the problem of absenteeism.

In an attempt to discourage the widespread acceptance of clothing manufactured in

sweatshops, the council of a small town plans to ban the sale of sweatshop goods for

which substitutes manufactured under humane conditions exist. The council argues

that non-sweatshop apparel is morally preferable.

Which of the following, if true, indicates that the plan to ban the sale of sweatshop

goods is ill suited to the town council's moral objectives?

(A) Although clothing manufactured in sweatshops is now available, members of the

town council believe non-sweatshop apparel is better for workers in the clothing

manufacturing business.

(B) The clothing factory at which most of the townspeople are employed plans to

improve their working conditions.

sweatshops, the benefits to workers in the clothing manufacturing business were

not discernible for several years.

(D) Since most townspeople prefer clothing manufactured in sweatshops in many

instances, they are likely to purchase them in neighboring towns where such

goods are available for sale.

(E) Sweatshops sometimes produce items other than apparel.

The best answer is D. If the town’s residents are likely to purchase the same items

from another town, then the town council's objectives of limiting purchases of

sweatshop manufactured clothing will not be met.

Holden’s Ltd. two subsidiaries performed with remarkable consistency over the past

five years: in each of those years, Lexton has accounted for roughly 30 percent of

dollar sales and 60 percent of profits, and Stillmore for the balance.

Which of the following can properly be inferred regarding the past five years from the

statement above?

(A) Total dollar sales for each of the subsidiaries have remained roughly constant.

(B) Lexton has faced stiffer competition in its markets than has Stillmore.

(D) The product mix offered by each of the company's divisions has remained

unchanged.

(E) Highly profitable products accounted for a higher percentage of Stillmore's sales

than of those of Lexton.

The best answer is C. If Lexton has accounted for roughly 30 percent of dollar sales

and 60 percent of profits, then it has realized more profit per dollar of sales than

Stillmore. There are not enough facts to support the inferences reached in the other

answers.

Shereen cosmetics sometimes discounts the price of its premium eye shadows to

retailers for a promotion period when the product is advertised to consumers. Such

promotions often result in a dramatic increase in amount of premium eye shadows

sold by the manufacturers to retailers. Nevertheless, the manufacturers could often

make more profit by not holding the promotions.

Which of the following, if true, most strongly supports the claim above about the

manufacturers' profit?

(A) The amount of discount generally offered by manufacturers to retailers is

carefully calculated to represent the minimum needed to draw consumers'

attention to the eye shadows.

5 61

)

keep the products in the minds of consumers and to attract consumers who are

currently using competing products.

(D) During such a promotion retailers tend to accumulate in their warehouses

inventory bought at discount; they then sell much of it later at their regular price.

(E) If a manufacturer fails to offer such promotions but its competitor offers them,

that competitor will tend to attract consumers away from the manufacturer's

product.

The best answer is D. According to choice D, the promotion does not bring about

increased sales to the consumer, but a hoarding of the product by the retailer. Without

the promotion, retailers would eventually buy the same numbers of the product at its

full price, therefore, choice D supports the claim.

The next two questions are based on the following:

New home buyers are all financially protected against bankruptcy of the contractor

because of a law requiring the contractor to get bank backing to insure all individual

investments. An economist argues that this insurance is partly responsible for the high

rate of bankruptcies among contractors, since it removes from buyers any financial

incentive to find out the financial status of the contractor they are hiring. If buyers

were more selective, then contractors would need to be secure in order to compete for

buyers.

The economist's argument makes which of the following assumptions?

(A) Bankruptcy is caused when contractors default on loan repayments to their banks.

(B) A significant proportion of contractors use the services of sub-contractors to do

the bulk of the work.

careful he or she tends to be in selecting a contractor.

(D) The difference in the payment schedules to contractors is not a significant factor

in bankruptcies.

(E) People looking for a contractor to build their houses are able to determine which

contractors are secure against bankruptcy.

The best answer is E. The economist’s assumption is that what he is proposing can be

implemented. If those people looking for a contractor are unable to determine which

ones are secure against bankruptcy, then buyers do not have the option of being more

selective in their choice of contractor.

Which of the following, if true, most seriously weakens the economist's argument?

(A) Before the law requiring the contractor to get bank backing to insure all individual

investments was passed, there was a lower rate of bankruptcy than there is now.

(B) When the law did not insure buyers against the bankruptcies of building

contractors, frequent bankruptcies occurred as result of depositors' fears of

investing money in a newly built house.

their investments are protected by law.

(D) There is an upper limit on the amount of an individual's investment for which a

contractor is required by law to get bank backing, but very few individuals'

investments exceed this limit.

(E) The security of a contractor against bankruptcy depends on the percentage of its

assets reinvested into the business.

The best answer is B. The argument that bank backing is partially responsible for the

high rate of bank failures would be weakened if the bank backing to insure all

individual investments also prevented certain contractor bankruptcies. Choice B

suggests that it does prevent some bankruptcies and is thus the best answer.

)

Which of the following, if true, most strongly supports the view that it would not be

advisable to try to eradicate agricultural pests with the method mentioned above?

(A) Most species of caterpillar are subject to some natural predators.

(B) Many agricultural pests do not go through a caterpillar stage.

(D) Since caterpillars of different species appear at different times of the year, several

shocks would be necessary.

(E) No large-scale production facilities exist today for the product that electrifies

crops.

The best answer is C. If electrifying crops kills beneficial insects along with the

pests, it may do as much or more harm than good.

A study of business partnerships in which one partner’s management style differs

from that of the other partner reveals that such partnerships are more likely be fraught

with problems and to ultimately end in dissolution. Thus, mismatched management

styles can seriously jeopardize a business partnership.

Which of the following, if true, most seriously weakens the argument above?

(B) The management style of individuals tends to vary from year to year.

their partners tend to argue little with spouses at home.

(D) Partners who are considering dissolution have been found to express hostility by

adopting a different management styles from that of their partners.

(E) According to a recent study, most people’s management styles can be controlled

and modified easily.

The best answer is D. If partners who are considering dissolution have been found to

express hostility by adopting a different management style from that of their partners,

then the different management styles are the result and not the cause of the

discordance between the partners.

;

Which of the following, if true, provides the best logical justification for the critics’

insistence that the report’s conclusion be changed?

(A) Some Americans who consume monosodium glutamate regularly are being

harmed by the substance.

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monosodium glutamate with harm caused to people in other countries.

(D) Monosodium glutamate has been added to a growing number of commonly

consumed foods during the past fifteen years.

(E) The severity of damage by monosodium glutamate differs from person to person.

)

Which of the following, if true, most seriously weakens the argument above?

(A) Last year's best-selling chassis metal was not the safest chassis metal on the

market.

(B) No automobile manufacturer has announced that it would be making safe chassis

a higher priority this year.

the safest chassis sold poorly.

(D) Because of increases in the cost of materials, all car chassis were more expensive

to manufacture this year than in any previous year.

(E) Because of technological innovations, the safest chassis on the market this year

weighed less than some other chassis on the market.

( %

(

The CEO of Black’s International has proposed replacing their Marmacil

semiconductor manufacturing equipment with Fasttech equipment since it costs 30

percent less to train new staff on the Fasttech equipment. Those opposed to the

change have pointed out the savings in training cost does not justify the change.

Instead, they suggested that the company hire only people who already know how to

use the Marmacil equipment.

(A) Currently all employees in the company are required to attend workshops on how

to use Marmacil semiconductor manufacturing equipment in new applications.

(B) Once employees learn how to use semiconductor manufacturing equipment, they

tend to change employers more readily than before.

prospective employees who have no experience in the use of such equipment.

(D) The average productivity of employees in the general manager's company is

below the average productivity of the employees of its competitors.

(E) The high costs of replacement parts make Marmacil computers more expensive to

maintain than Fasttech semiconductor manufacturing equipment.

The best answer is C. Those objecting to the change claim that the advantage of

Fasttech’s relatively low cost can be mitigated by hiring experience users of Marmacil

semiconductor manufacturing equipment. However, if such people command much

higher salaries as choice C states, doing so would not result in savings to the

company.

A pharmaceutical company developed a new diuretic reported to cause fewer side

effects than their old diuretic, which was still being manufactured. During the first

year that both were sold, the earlier medication far outsold the new one; the

manufacturer thus concluded that reducing side effects was not the customers' primary

consideration.

Which of the following, if true, would most seriously weaken the manufacturer’s

conclusion?

(A) Both hospitals and patients buy diuretics from this pharmaceutical company.

(B) Many customers consider older medications a better safety risk than new ones,

since more is usually known about the safety of the earlier drugs.

companies who did not produce new diuretics reported to cause fewer side

effects.

(D) The newer diuretic can be used by all the patients who could use the earlier

diuretic.

(E) There was no significant difference in price between the newer diuretic and the

earlier diuretic.

The best answer is B. The manufacture’s conclusion was that reducing side effects

was not the customers' primary consideration. Choice B states that customers

consider older medication a better safety risk, so those customers bought the older

diuretic out of safety considerations.

Canadian wheat farmers produced so much wheat over the last season that wheat

prices plummeted. The government tried to boost wheat prices by offering farmers

who agreed not to harvest 20 percent of their wheat field compensation up to a

specified maximum per farm.

The Canadian government's program, if successful, will not be a net burden on the

budget. Which of the following, if true, is the best basis for an explanation of how this

could be so?

(A) If prices were allowed to remain low, the farms would be operating at a loss,

causing the government to lose tax revenue on farm profits.

(B) Wheat production in several countries declined the year that the compensation

program went into effect in Canada.

Canada was 5% below its level in the base year for the program.

'6%

(E) Farmers who wished to qualify for compensation program could not use the land

not harvested for wheat to grow another crop.

The best answer is A. The program will not be a net burden on the budget because

money spent on compensation can be made up by money collected through taxation

of the farms.

(

Which of the following, if true, is the best criticism of the use of the pamphlet as a

method of achieving the public health officials’ goal?

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(B) Once eclampsia has been detected, the effectiveness of treatment can vary from

person to person.

not pregnant.

(D) Eclampsia is much more common in very young and very old mothers, rather than

in those at the height of their productive years.

(E) Pregnant women who are seriously malnourished are often homeless and thus

unlikely to receive and read the pamphlet.

The best answer is E. The pamphlet is incapable of achieving the public health

officials’ goal if it does not reach its target audience.

Technological improvements have made electric cars far more cost-efficient in the

last decade. However, the threshold of economic viability for electric cars (that is, the

cost of running an electric car compared to a gasoline powered car) has remained

unchanged.

Which of the following, if true, does most to help explain why the increased cost-

efficiency of electric cars has not decreased its threshold of economic viability?

(A) The cost of manufacturing gasoline-powered cars has fallen dramatically.

5 6%

(D) Most electricity is generated by coal-fired or nuclear, rather than oil-fired, power

plants.

(E) When the price of oil increases, reserves of oil not previously worth exploiting

become economically viable.

The best answer is C. Improvements in electric cars have been matched by

improvements in gasoline-powered cars so that their economic viability has not

improved.

The explanation offered above for the low esteem in which marine biologists who

make documentary films are held by research scientists assumes that

(A) serious scientific research is not a solitary activity, but relies on active

cooperation among a group of colleagues

(B) research scientists tend not to regard as colleagues those scientist whose renown

they envy

films without having completed any important research

(D) research scientists believe that those who are well known as marine biologists

who make documentary films are not motivated to do important new research

(E) no important new research can be accessible to or accurately assessed by those

who are not themselves scientists

' %

)

New stores financed by investors have a much lower failure rate than stores financed

by other means. Source of financing, therefore, must be a more important causative

factor in the success of a new store than are such factors as the location of the store,

the quality of the staff, or the choice of merchandise.

Which of the following, if true, most seriously weakens the argument above?

(A) Investors tend to be more responsive than others to changes in a new store’s

financial needs.

(B) The strategic planning of a new store is a less important factor in the long-term

success of the business than are the personal characteristics of the owner.

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(E) Investors base their decisions to fund new stores on such factors as the personal

characteristics of the owner, location of the store, and marketing goals.

The best answer is E. The argument is that source of financing must be a more

important causative factor in the success of a new store than other factors. Choice E

suggests that it is not the source of financing that makes the difference, rather that

investors are more likely to finance new stores in which the other factors - good

locations, good quality of staff etc. - are good.

The proportion of Afro-American students enrolled in Gilmore Community College

has increased over the past decades. This is partly shown by the fact that in 1965, only

6 percent of Afro-American between twenty and twenty-three in the town of Gilmore

were enrolled in college, while in 1997, 13 percent of the Afro-Americans between

twenty and twenty-three were enrolled in Gilmore Community College.

To evaluate the argument above, it would be most useful to compare 1965 and 1997

with regard to which of the following characteristics?

(A) The percentage of Afro-American students between twenty and twenty-three who

were not enrolled in Gilmore Community College

(B) The percentage of Afro-American students between twenty and twenty-thirty who

graduated from Gilmore Community College

Community College, entered highly paid professions

(D) The non-Afro-American students between twenty and twenty-three who were

enrolled in Gilmore Community College

(E) The percentage of -Afro-American students who graduated from high school

The best answer is D. The argument presents a substantial increase in the proportion

of Afro-Americans between twenty and twenty-three who were enrolled in Gilmore

Community College as evidence that there was an increase in the proportion of

Gilmore Community College students who were Afro-Americans. This evidence

would lack force if a similar increase in college enrollment had occurred among

students who are not Afro-American.

)

Which of the following, if true, gives the strongest support to the argument above?

(A) Companies similar to Hamilton Inc. also pay compensation for health damages

caused by fumes.

(B) After leaky Hamilton Inc. equipment has been repaired, several years will elapse

before that the equipment begins to leak again.

(D) The number of sick days Hamilton’s employees take can vary widely from year to

year.

(E) Factory workers are more likely to be exposed to fumes while in Hamilton’s plant,

but administrative staff files almost all of the claims for compensation said to be

caused by the fumes.

The best answer is B. If choice B is true, one can assume that for

several years Hamilton will save three million dollars paid in

compensation, and that strengthens the argument that it is worth

making the repairs.

Two experimental fields were each planted with wheat. Potash was added to the first

field but not to the second. The first field produced 151 bushels of wheat per acre and

the second field produced 110 bushels of wheat per acre. Since nothing else but water

was added to either field, the higher yields in the first field must been due to the

potash.

Which of the following, if true, most seriously weakens the argument above?

(A) A small amount of the potash leached into the second field.

(B) Wheat in a third experimental field, to which a high-nitrogen fertilizer was added,

but no potash, produced 130 bushels of wheat per acre.

fields.

(D) Some weeds that compete with wheat cannot tolerate high amounts of potash in

the soil.

(E) The two experimental fields were located in different states.

The best answer is E. If the two fields were located in different

states, then there were other factors such as soil and weather that

could have caused the differences in crop yields.

Normally, increases in the price of a product decrease its sales except when the price

increase accompanies an improvement in the product. Art is unusual, however. Often

increases in the price of a particular artist’s paintings will result in increased sales,

even when the size, medium and style of the painting remains unchanged.

Which of the following, if true, does most to explain the anomaly described above?

(A) The choice of paintings on the market by various artists is extremely wide.

5 6/

)

main guide to the painting’s quality.

(D) Gallery owners can generally increase the sales of a beginner artist’s paintings

temporarily by introducing a price discount.

(E) Buyers who purchase paintings regularly generally have strong opinions about

which artists they prefer.

The best answer is C. If price charged is used as the main guide

to the painting-s quality, then the more expensive it is, the higher

quality the buyer judges it to be. Since it is perceived to be of

higher quality, it is likely to sell well.

)

Which of the following, if true, casts most doubt on the conclusion above?

(A) The works of art that the society was given last year are ones that the society itself

uncovered when examining an abandoned historical house in town.

(B) The society usually receives more contributions of money than of art.

Europe.

(D) Last year, the amount that the society allocated to pay for restorations included

money it expected to receive by selling some of the works of art.

(E) Last year, the society paid no taxes on art received as gifts, but instead paid fees to

compensate the local government for services provided.

The best answer is D. The conclusion states that the price decline

will probably not affect the society since it received the works of art

as a gift. However, the conclusion does not take into consideration

that the society had counted on a certain level of revenue from the

immediate sale of some of the art. Since it will likely be unable to

sell the pieces of art at the intended prices, the decline in price will

affect the society.

Plaster of Paris is used by orthopedic surgeons to make casts for people with broken

limbs. These casts are kept on for up to three months – the maximum time needed for

a broken limb to heal. Orthomed has developed a new material that can be used in

place of plaster of Paris. Orthomed’s salespeople claim that their product will improve

healing because Orthomed can hold up twice as long as the currently used plaster of

Paris does.

Which of the following statements, if true, would most seriously call into question the

claim made by Orthomed’s salespeople?

(A) Most broken bones take about five weeks to heal.

(B) Most material for casts is purchased by hospitals and clinics rather than by

individual surgeons.

limbs for three months.

(D) Neither Orthomed nor the currently used plaster of Paris stops the skin under the

cast from itching.

(E) Orthomed’s durability on skin that has been coated with a special chemical

preparation is only half as good as the durability of the currently used plaster on

such coated skin.

The best answer is C. If the currently used plaster’s durability is more than sufficient

to bind broken limbs for three months then Orthomed’s claim that their product will

improve healing because Orthomed can hold up twice as long has no basis.

The best cranberries come from Alabama. The more cranberries from Alabama in a

blend of cranberry juice, the better the blend, and no company purchases more

cranberries from Alabama than Cranbie’s Cranberries, Inc. So it only stands to reason

that if you buy a jar of Cranbie’s cranberry juice, you are buying the best available

today.

The reasoning of the argument in the advertisement is flawed because it overlooks the

possibility that

(A) the equipment used by Cranbie’s to blend and package its juice is no different

from that used by most other cranberry juice producers

(B) not all of Cranbie’s competitors use cranberries from Alabama in the blends of

juice they sell

(D) Cranbie’s juice is the most expensive cranberry juice available today

(E) the best juice made from one crop of cranberry is better than the best juice made

from a blend of cranberries.

The best answer is C. The reasoning of the argument in the

advertisement is flawed because it is based on an assumption that

Cranbie-s product contains more cranberries from Alabama than

any other brand. However, if the reason Cranbie-s buys more

cranberries from Alabama is because they make more juice

overall, there may be a smaller percentage of cranberries from

Alabama in the juice they market.

In order to increase revenues, Rent-a-Bike, the only bicycle rental agency in town,

plans to change their rental fees. Rather than charging $8.00 for the first two-hour

period, or part thereof, and $4.00 for each hour thereafter, Rent-a-Bike will charge

$16.00 for the first four-hour period, or part thereof, and $4.00 for each hour

thereafter.

Which of the following is a consideration that, if true, suggests that the plan will be

successful in increasing revenues?

$6A

(B) Over the past several years, the cost of operating the bicycle rental facilities has

been greater than the revenues it has received from them.

hour.

(D) A significant portion of the money spent to operate Rent-a-Bike is spent to

maintain the facilities rather than to pay the salaries of the personnel who rent out

the bicycles.

(E) The number of bicycles owned by Rent-a-Bike has recently been increased and

are therefore the bicycle are rarely all rented out at one time.

The best answer is A. Since most people that rent bicycles do so

for no more than two hours at a time, they pay only $8.00 in total.

If the suggested plan is implemented, all customers will pay

$16.00.

Since a sambhar, a large, horned Asiatic deer, with no horn is worthless to poachers,

the Wildlife Protection Committee plans to protect selected sambhars from being

killed by poachers by cutting off their horns.

The Wildlife Protection Committee’s plan assumes that

(A) poachers do not kill sambhars for any reason other than to

obtain their horn

(B) hornless sambhars pose less of a threat to humans, including

poachers, than do sambhars that have horns

(D) hornless sambhars can successfully defend their young

against non-human predators

(E) imposing more stringent penalties on poachers will not

decrease the number of sambhars killed by poachers

The best answer is A. According to the Wildlife Protection

Committee, cutting off the horns of sambhars will discourage

poachers from killing them. However, if poachers hunt sambhars

for their meat as well, cutting off their horns is unlikely to be a

successful deterrent.

Fewer students are studying chemistry now than previously. If the economy grows,

the demand for educated chemists will far outstrip the supply. Some companies have

already started to respond to this situation by finding better ways to keep their current

chemists.

Their concern is a sure indicator that the economy is growing.

(A) The fact that companies are making prudent preparations for a possible future

development does not mean that this development is already taking place.

5 6%

)

&6%

(D) The fact that the number of new students studying chemistry is declining does not

mean that the number of new chemistry students is lower than it has ever been.

(E) The fact that currently employed chemists have become more valuable to some

companies does not mean that those employees will do their jobs better than they

used to.

The best answer is A. The companies that employ chemists have

made a prediction about the future and have acted accordingly. It

does not follow that their prediction B that the economy is growing
B

has already become a reality.

Under current federal law, employers are allowed to offer their employees free in-

house daycare as a tax-free benefit, but they can offer employees only up to $400 per

year as a tax-free benefit for their children’s enrollment in local day care facilities.

The government could significantly increase enrollment in local day care facilities by

raising the limit of this benefit to meet employee’s costs.

Which of the following, if true, indicates that there is a major flaw in the argument

above?

(B) enrollment in local day care facilities is better for the child because he or she

becomes acquainted with neighborhood children with which the child will

eventually attend school.

worth as much as $2,800 per year.

(D) many employees are deterred by financial considerations from enrolling their

children in local day care facilities.

(E) because of last minute changes in working hours, it is often easier for employees

to have their children in an in-house day care than in one located close to home.

The best answer is D. The argument states that the government could significantly

increase enrollment in local day care facilities by raising the limit of this benefit to

meet employee’s costs. The faulty assumption is that financial considerations are the

only ones that influence parents’ decisions about day care placement.

Cucumber plants native to Ecuador produce, on average, 3 pounds of produce per

plant, per year; if Ecuadorian cucumber plants are crossbred with European varieties,

the crossbred plants can produce, on average, 4.7 pounds per year. An international

agency plans to increase the profitability of Ecuador’s cucumber produce by

encouraging a hybrid strain of native Ecuadorian cucumber plants with European

strains.

Which of the following, if true, casts the most serious doubt on the viability of the

agency's plan?

$6C

(

(B) Many young Ecuadorians now regard farming as a low-status occupation because

it is less lucrative than other endeavors open to them.

have the soil necessary to sustain the hybrid crop.

(D) Cabbage and tomato crops, not cucumber, make up the bulk of Ecuador 's

vegetable exports to Europe.

(E) Many European strains of cucumber produce yields exceeding 4.7 pounds per

plant per year.

The best answer is C. The agency-s plan is based on the

assumption that it is possible to produce high yields in Ecuador. If

the soil is unsuitable for growing the hybrid cucumber, it will be

impossible to produce high yields then the plan may, therefore, not

be viable.

Working excessively long hours inevitably leads to raised adrenaline levels.

Marketing executives at Thornhill Industries, all suffer from chronically raised

adrenaline levels. A majority of the marketing executives works all through the night

at least once every two weeks. In other companies, marketing executives rarely work

more than 50 hours a week. Thornhill Industries gives regular bonuses only to the five

marketing executives of the eight in the company who work the greatest number of

hours per week.

Which of the following conclusions is most strongly supported by the statements

above?

(A) Marketing executives at Thornhill Industries work under conditions that are more

stressful than the conditions under which marketing executives at most other

companies work.

5 6/

)

marketing executives than among any other group of employees.

(D) No marketing executive at Thornhill Industries who works only 40 hours per

week suffers from overwork.

(E) Most of the marketing executives at Thornhill Industries who receive regular

bonuses have chronically raised adrenaline levels.

The best answer is E. If the executives who receive regular

bonuses are those who work the longest hours, and working

excessively long hours inevitably leads to raised adrenaline levels,

then one can conclude that the Thornhill executive who receive

regular bonuses have raised adrenaline levels.

Summer profits, the total sales recorded between June and

August, determine the economic success or failure of seasonal

businesses in Sweden. Sunglow, a retailer selling a sunscreen

line, is an excellent example. Sunglow-s summer profits, on

average, account for a two thirds of its yearly total receipts and

about three-quarters of its yearly profits.

If the statements above are true, which of the following must also

be true about Sunglow on the basis of them?

(A) Its fixed expenses per sunscreen sold are higher during the

summer season than for any other three-month period.

(B) It makes more profit during the fall and spring quarters

combined than during the summer season.

summer season than during any other three-month period.

(D) It makes less profit, on average, for a given dollar amount

of sales from September to April combined than during the

summer season.

(E) The per-product price it pays to wholesalers is higher, on

average, during the summer season than from September

to April.

The best answer is D. In order for the statement that Sunglow-s

summer sales count for two thirds of its yearly total receipts and

three quarters of its yearly profits to be true, it must make less

profit per sale from September to April.

Opthamologists can determine important information about blood

pressure level while performing an eye examination. Doctors have

found that high blood pressure levels can precede a cardiac arrest.

One can conclude that doctors will be able to predict with greater

accuracy impending heart attacks based on information from

opthamologists.

Which of the following, if true, most seriously weakens the

argument above

(A) Eye examinations provide more detailed information today

than they did 35 years ago.

(B) Doctors can establish that changes in eye pressure directly

affect the cardiovascular system.

doctors to predict impending heart attacks that are

predictable on the basis of information from opthamologists.

(D) Doctors have not determined why changes in pressure on

the eye fluctuate.

(E) It has been established that predictable pressure patterns

yield predictable pattern of medical symptoms.

The best answer is C. The argument establishes that newly

available information about eye pressure can be used to predict

impending heart attacks. The conclusion is that doctors will be

able to use this information to predict with greater accuracy

impending heart attacks. Choice C states that the information

opthamologists provide can be obtained from other sources, so

there may be no improvement in doctor-s ability to predict

earthquakes.

Over the last fifteen year, reports indicate that coffee consumption in Canada has

increased by 40 percent. But over that same period, supermarkets, where the vast

majority of Canadian consumer purchase the coffee they consume at home, reported

only a 12 percent increase is coffee sales.

Which of the following statements about the last fifteen years in Canada is best

supported by the statements above?

(A) Spending on coffee increased at restaurants and coffee houses that prepare coffee

to be consumed away from home.

(B) Coffee prices at supermarkets rose dramatically compared to prices at popular

coffee house chains.

other coffee retailers.

individual items in the supermarket’s coffee merchandise displays.

(E) The number of people who ate at restaurants decreased relative to the number of

people who ordered take-out coffee from restaurants.

$ .

)

(A) Many hardware stores have increased their sales by placing small but expensive

items near cash registers, where customers waiting to pay are tempted to buy

them on impulse.

(B) Some consumers who shop at the competitor consider it to be a good source of

information about home improvement.

individual items in the hardware store's merchandise displays.

(D) Hardware store trends have changed since last year due to the popularity of do-it-

yourself television shows. Consumers are now spending less on ready-to-use item

and more on raw materials.

(E) Since last year, there has been a sharp rise in the number of mail-order merchants

who sell hardware goods.

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)

these are not refundable.

The author assumes which of the following about discounted weekend deals in

predicting long-term gains in revenue?

(A) More discounted, 2-week advance purchase deals are purchased than are actually

used.

(B) Tickets requiring 3-week advance purchase are not profitable for tour operators.

purchase tickets.

(D) Tour operators will have to discontinue offering 3-week advance purchase tickets

when they begin offering 2-week advance purchase tickets.

(E) The majority of the 2-week advance purchase tickets offered by a given tour

operator will be sold to passengers who have not previously taken tour with that

operator.

$ $

)

A small furniture store uses a software program called Blaze to do its basic

bookkeeping. There is good reason to believe that the accounting it provides is

inaccurate. Several times when the accounts were carefully calculated by a

bookkeeper using an adding machine, the resulting total differed from the total the

computer gave.

The furniture store manager’s reasoning relies on which of the following

assumptions?

(A) The criteria that the computer uses in determining what items are included in the

accounting of a particular month differ from the criteria the bookkeeper uses.

5 6%

accounts more accurately.

(D) A careful calculation by the bookkeeper using an adding machine is unlikely to be

less accurate than the computer's accounting.

(E) The accuracy of the computer's accounting is not dependent on the volume of

sales in a particular month.

' .

)

))

)

A flaw in the argument above is that it

(A) gives reasons for the truth of its conclusion that presuppose the truth of that

conclusion

(B) proceeds as though a condition that by itself is enough to guarantee a certain

result must always be present for that result to be achieved

underlying cause

(D) concludes that one phenomenon is the cause of another when at most what has

been established is an association between them

(E) fails to recognize that a tendency widely shared by a subgroup within a given

population will not necessarily be widely shared by that population as a whole

The best answer is D. It is impossible to determine from the information supplies

above whether sociability protects against the common cold, whether the type of

person who does not catch the common cold tends to be more popular, or whether

there is a third factor which affects both health and popularity.

In the county of Templeton, the average age of cell phones that are still in use has

historically been eighteen months years, but now it is nearly two years. Cell phone

manufacturers claim that the current poor economy has forced people to put off

buying new cell phones, and thus when the economy improves, the average age of cell

phones will return to former levels.

(A) Fewer cell phone per year are now being marketed in Templeton than last year.

(B) When the threat of job loss is particularly strong, people are reluctant to commit

themselves to expensive purchases.

(D) The cell phones now marketed in Templeton cost less than those that were

marketed last year.

(E) Most people in Templeton now believe that replacing an old cell phone with a

new one sooner than is necessary is pretentious.

( %

)

(

Which of the following, if true, most seriously calls into question the advisability of

implementing the proposal?

$6(*

(B) Existing filtering programs have been restricted to the tap water that is ingested by

humans.

systems privately usually because the quantities filtered are too small to be

affordable for most families.

(D) Some of the materials filtered out of the water are materials that can be used for

other purposes.

(E) There are four different methods of filtering water and it is not clear which is the

most efficient.

A recent survey in country X found that more VCRs than videotapes were purchased

by its citizens last year. The best interpretation of this finding is that the practice of

illegally duplicating commercial videotapes is widespread.

$6A

A&E

(B) There are few free noncommercial videotapes available in country X.

considers to be classic content videotape free of charge, and to which the country

owns copying and distribution rights.

(D) The typical country X VCR does not purchase commercial videotapes in other

countries.

(E) Many citizens of country X legally make duplicates of videotapes, but such

duplicates were counted as purchased copies in the survey.

The best answer is C. If C is true, it could account for the discrepancy between the

number of VCRs and the number of videotapes.

The widespread use of the option mentioned above is LEAST likely to contribute to

fulfilling which of the following educational objectives?

(A) Coverage of material relevant to a particular a student specific needs

(B) Coverage of basic grammatical structures and the exceptions to these grammatical

structures.

uniformly exposed to a basic set of readings

(D) Making the textbooks used in classes more satisfactory from the individual

teacher’s point of view

(E) Keeping students’ interest in a course by offering lively, well-written reading

The best answer is C. By allowing the teachers leeway in the curriculum, students

nationwide are not likely to be exposed to the same material.

Companies in the country of Kabbar sell transistor radios in the country of Maldena at

a price that is below what it costs Maldenian companies to produce them. To help

those Maldenian companies, the Maldenian legislature plans to set a minimum selling

price for transistor radios imported into Maldena from Kabbar that is twelve percent

greater than the average production costs for companies in Maldena.

Which of the following, if true, most seriously threatens the success of the plan?

(A) The annual rate of inflation in Kabbar is expected to exceed twelve percent within

the next year.

(B) Maldena is not the only country where Kabbar manufacturers currently sell

transistor radios.

plan to decrease their price for transistor radios.

(D) The government of Kabbar will also set a minimum price for selling transistor

radios in their country.

(E) Emerging companies in countries other than Kabbar will be able to sell transistor

radios in Maldena at a price below what it costs Maldenian companies to

manufacture them.

( %

(

D $

City councilman: The problem with the new buses is not that they malfunction, but

that they are so flamboyantly painted that other drivers on the road are distracted and

this may cause accidents.

The councilman responds to the bus company president by doing which of the

following?

(A) Characterizing the bus company president’s assertion as stemming from

subjective interest rather than from objective evaluation of the facts

(B) Drawing attention to the fact that the bus company president’s interpretation of

the word “dangerous” is too narrow

irrelevant the point at issue

(D) Citing statistical evidence that refutes the bus company president’s claim

(E) Casting doubt on the extent of the bus company president’s knowledge of the

number of recent traffic accidents

&
.

)

(

)

Which of the following, if true, argues most strongly against the view that upgrades

could be done more efficiently by scheduling them at night?

(A) Energy costs in businesses are greatly lower at night than they are during the day.

5 6/

)

and upkeep

(D) Computer technicians are generally paid the same when they work during the

night than when they work during the day

(E) Mental alertness is lower in the late night than during the day, especially in people

not accustomed to working at night.

( %

)

Extracorpreal shockwave lithotripsy – a noninvasive procedure – can be used to

remove painful kidney stones. In contrast to surgery – the invasive procedure

customarily used – extracorpreal shockwave lithotripsy poses little risk to patients.

Thus, to guarantee patient safety in the attempt treat kidney stones, extracorpreal

shockwave lithotripsy should replace kidney stone surgery in all cases.

Which of the following, if true, would most support the recommendation above?

$64

)

(B) Extracorpreal shockwave lithotripsy was designed primarily in order to diagnose

kidney stones.

extracorpreal shockwave lithotripsy can.

(D) An extracorpreal shockwave lithotripsy is just as likely as kidney surgery to

successfully remove a kidney stone.

(E) Some patients for whom surgery presents no risk are unwilling to undergo

extracorpreal shockwave lithotripsy.

' .

)

A sign in an eye clinic advises people who have received eye drops that blur vision to

refrain from driving until they can do so safely. In a hospital study, however, subjects

questioned immediately after they received such drops underestimated the time

necessary to regain their driving ability. This result indicates that many people with

eye drops will be unlikely to follow the advice.

Which of the following, if true, most strongly supports the argument above?

(A) Many people, if they know they will receive eye drops, make arrangements

beforehand for a friend or relative to drive them home.

(B) The subjects in the hospital study generally rated their abilities more

conservatively than they would if they were outside the framework of a scientific

experiment.

will have to drive to get home afterward.

(D) The subjects in the hospital study were also questioned about the time necessary

to regain abilities that do not play an important role in driving safely.

(E) Awareness of the sign is higher among the general population than it was among

the subjects in the hospital study.

1 01

)

1 0

Which of the following, if true, most strengthens the argument above?

(A) Calls to the Fun-Fit number are almost twice as long, on average, than calls to the

Superfit line.

(B) Fun-Fit has sold four times the number of its exercise product that Superfit has.

receives about its product.

(D) The number of calls received by each of the two lines has been gradually

increasing.

(E) The Superfit number is more widely publicized that the Fun-Fit number.

. 1 01

Reporter: Argent Antiques has misled its clients by promoting some Chinese

porcelain figurines as rare when in fact those pieces are relatively commonplace.

Argent dealer: That is absurd! Argent Antiques is the largest antique dealer in the

country. We authenticate the figurines we sell through a nationally recognized firm.

The Argent dealer ’s reply is most vulnerable to the criticism that it

(A) exaggerates the reporter’s claims in order to make them appear absurd

(B) accuses the reporter of bias but presents no evidence to support that accusation

those dealers sell

(D) lists strengths of Argent Antiques while failing to address the reporter’s charge

(E) provides no definition for the inherently vague phrase ‘rare’

The best answer is D. Argent antiques has been accused of promoting some pieces as

rare when they are, in fact, common. The dealer’s reply does not directly address this

accusation, rather it only lists the company’s strengths.

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