1、工商(经企)管理硕士入学考试(GMAT)-6 及答案解析(总分：140.00，做题时间：90 分钟)一、单项选择题(总题数：28，分数：140.00)1.How many integers between 100 and 150, inclusive, can be evenly divided by neither 3 nor 5?（分数：5.00）A.33B.28C.27D.25E.242.“Headhunters“ are firms that, for a fee, undertake to recruit for their clients personnel who are gre
2、atly needed yet hard to find. The clients, in turn, require that they be offlimits to headhunters whose services they buy; i.e., headhunters cannot raid one client“s staff on behalf of other clients. Of the following, which would, if feasible, be the best strategy for a company to pursue if that com
3、pany wanted both to use headhunters to fill a vacancy and, if successful in filling the vacancy, to reduce the risk of losing the newly hired employee to a competitor?（分数：5.00）A.Find out which headhunters recruit workers of the sort being sought and employ all those headhuntersB.Find out which headh
4、unter has the highest success rate in recruiting for its clients and hire that firmC.Find out how much the company“s competitors currently pay staff of the sort being sought and offer to pay prospective employees higher salariesD.Find out whether any of the company“s competitors are seeking to recru
5、it workers of the sort being sought and, if so, make sure not to hire the same headhunters that they hireE.Find out which of the company“s competitors are on the client lists of the headhunters who are being considered for the job3.A certain truck manufacturer must have sales of $4.5 billion to brea
6、k even this year. If the manufacturer had sales of $ 1.9 billion for the first half of the year, then, to break even for the year, its sales for the second half must be approximately what percent higher than its sales for the first half?（分数：5.00）A.11%B.16%C.27%D.37%E.58%4.In how many different ways
7、can 3 people be assigned to fill 3 different positions so that each person is assigned to exactly one position?（分数：5.00）A.TwelveB.NineC.SixD.ThreeE.One5.The most widely used therapy for a certain type of ulcer completely heals such ulcers in 44 percent of patients within six months. In a six-month t
8、rial of a new therapy for this type of ulcer, 80 percent of ulcers treated achieved significant healing and 61 percent were completely healed. Since the trial treated only ulcers of this type that were worse than average, the new therapy clearly promotes healing more effectively than the most widely
9、 used therapy. The answer to which of the following would be most useful in evaluating the argument given?（分数：5.00）A.What differences are there, if any, in the ways that the two therapies are administered?B.Is there any significant difference between the costs associated with the two therapies?C.Wha
10、t percentage of people with ulcers of this type who were treated with the most widely used therapy for six months experienced significant healing?D.How quickly do ulcers of this type, if left untreated, become significantly worse?E.What percentage of patients involved in the six-month trial of the n
11、ew therapy were disappointed at the rate of healing that were experiencing?6.The fossil record shows that the climate of North America warmed and dried at the end of the Pleistocene period. Most of the species of large mammals then living on the continent became extinct, but the smaller mammalian sp
12、ecies survived. Which of the following, if true, provides the best basis for an explanation of the contrast described above between species of large mammals and species of small mammals?（分数：5.00）A.Individual large mammals can, in general, travel further than small mammals and so are more able to mig
13、rate in search of a hospitable environmentB.The same pattern of comparative success in smaller, as opposed to larger, species that is observed in mammals is also found in bird species of the same periodC.The fossil record from the end of Pleistocene period is as clear for small mammals as it is for
14、large mammalsD.Larger mammals have greater food and space requirements than smaller mammals and are thus less able to withstand environmental changeE.Many more of the species of larger mammals than of the species of smaller mammals living in North America in that period had originated in climates th
15、at were warmer than was that of North America before the end of the Pleistocene period7.Many institutions of higher education suffer declining enrollments during periods of economic slowdown. At two-year community colleges, however, enrollment figures boom during these periods when many people have
16、less money and there is more competition for jobs. Each of the following, if true, helps to explain the enrollment increases in two-year community colleges described above EXCEPT:（分数：5.00）A.During periods of economic slowdown, two-year community colleges are more likely than four-year colleges to pr
17、epare their students for the jobs that are still availableB.During periods of economic prosperity, graduates of two-year community colleges often continue their studies at four-year collegesC.Tuition at most two-year community colleges is a fraction of that at four-year collegesD.Two-year community
18、colleges devote more resources than do other colleges to attracting those students especially affected by economic slowdownsE.Students at two-year community colleges, but not those at most four-year colleges, can control the cost of their studies by choosing the number of courses they take each term
19、8.A ladder 25 feet long is leaning against a wall that is perpendicular to level ground. The bottom of the ladder is 7 feet from the base of the wall. If the top of the ladder slips down 4 feet, how many feet will the bottom of the ladder slip?（分数：5.00）A.4B.5C.8D.9E.159.A placebo is a chemically ine
20、rt substance prescribed more for the mental relief of a patient than for its effect on the patient“s physical disorder. It is prescribed in the hope of instilling in the patient a positive attitude toward prospects for his or her recovery. In some cases, the placebo actually produces improvement in
21、the patient“s condition. In discussing the use and effect of placebos, a well-known medical researcher recently paid physicians the somewhat offbeat compliment of saying that physicians were the ultimate placebo. By comparing a physician to a placebo, the researcher sought to imply that（分数：5.00）A.ph
22、ysicians should always maintain and communicate an optimistic attitude toward their patients, regardless of the prognosisB.the health of some patients can improve simply form their knowledge that they are under a physician“s careC.many patients actually suffer from imagined illnesses that are best t
23、reated by placebosD.physicians could prescribe less medication and achieve the same effectE.it is difficult to determine what, if any, effect a physician“s behavior has on a patient“s condition10.According to a recent cross-cultural study, married people in general have longer life expectancies than
24、 do people who divorce and do not remarry. This fact indicates that the stress associated with divorce adversely affects health. Which of the following, if true, points to a weakness in the argument above?（分数：5.00）A.Overall life expectancies differ among countries, even among countries with similar
25、culturesB.People often show signs of stress when undergoing a divorceC.Life expectancy varies with age-group, even among married peopleD.Stress of many kinds has been shown to affect health adverselyE.Adults who have never married have shorter life expectancies than do married people of the same age
26、11.The presence of microorganisms that produce a toxin causes seawater to turn brownish red, a phenomenon known as a red tide. Sea otters do not feed in areas where clams, their main source of food, have become contaminated with this toxin. According to a proposed explanation of the otters“ behavior
27、, the otters sample the clams in a potential feeding area and can taste any toxin in them. Which of the following, if true, would most strongly indicate that the hypothesis described in the last sentence of the passage is not correct?（分数：5.00）A.In some of the areas where red tides occur, neither cla
28、ms nor sea otters are indigenous speciesB.The presence of sea otters in a given area has a significant effect on which other marine organisms are to be found in that areaC.When seawater in an area unaffected by red tide is artificially dyed brownish red, sea otters do not feed on the clams in that a
29、reaD.If the clams in a given area are contaminated with toxins, sea otters move to other areas in search of foodE.Although very small amounts of the toxin produced during a red tide are not harmful, large doses can be fatal to animals the size of sea otters12.Pam and Ed are in a line to purchase tic
30、kets. How many people are in the line? (1)There are 20 people behind Pare and 30 people in front of Ed. (2)There are 5 people between Pam and Ed.（分数：5.00）A.条件(1)充分，但条件(2)不充分B.条件(2)充分，但条件(1)不充分C.条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分D.条件(1)充分，条件(2)也充分E.条件(1)和条件(2)单独都不充分，条件(1)和条件(2)联合起来也不充分13.The recent u
31、pheaval in the office-equipment retail business, in which many small firms have gone out of business, has been attributed to the advent of office equipment “superstores“ whose high sales volume keeps their prices low. This analysis is flawed, however, since even today the superstores control a very
32、small share of the retail market. Which of the following, if true, would most weaken the argument that the analysis is flawed?（分数：5.00）A.Most of the larger customers for office equipment purchase under contract directly from manufacturers and thus do not participate in the retail marketB.The superst
33、ores“ heavy advertising of their low prices has forced prices down throughout the retail market for office suppliesC.Some of the superstores that only recently opened have themselves gone out of businessD.Most of the office equipment superstores are owned by large retailing chains that also own stor
34、es selling other types of goodsE.The growing importance of computers in most offices has changed the kind of office equipment retailers must stock14.Psychological research indicates that college hockey and football players are more quickly moved to hostility and aggression than are college athletes
35、in noncontact sports such as swimming. But the researchers“ conclusionthat contact sports encourage and teach participants to be hostile and aggressiveis untenable. The football and hockey players were probably more hostile and aggressive to start with than the simmers. Which of the following, if tr
36、ue, would most strengthen the conclusion drawn by the psychological researchers?（分数：5.00）A.The football and hockey players became more hostile and aggressive during the season and remained so during the off-season, whereas there was no increase in aggressiveness among the swimmersB.The football and
37、hockey players, but not the swimmers were aware at the start of the experiment that they were being tested for aggressivenessC.The same psychological research indicated that the football and hockey players had a great respect for cooperation and team play, whereas the swimmers were most concerned wi
38、th excelling as individual competitorsD.The research studies were designed to include no college athletes who participated in both contact and noncontact sportsE.Throughout the United States, more incidents of fan violence occur at baseball games than occur at hockey or football games15. （分数：5.00）A.
39、条件(1)充分，但条件(2)不充分B.条件(2)充分，但条件(1)不充分C.条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分D.条件(1)充分，条件(2)也充分E.条件(1)和条件(2)单独都不充分，条件(1)和条件(2)联合起来也不充分16.Every human being who has ever lived had two parents. Therefore, more people were alive three thousand years ago than are alive now. The reasoning in the argument is fl
40、awed because it（分数：5.00）A.overlooks the number of people in each generation during the last three thousand years who left no descendantsB.disregards possible effects of disasters such as famines and plagues on human historyC.overestimates the mathematical effect of repeated doublings on population s
41、izeD.fails to take into account that people now alive have overlapping sets of ancestorsE.fails to consider that accurate estimation of the number of people alive three thousand years ago might be impossible17.At the Shadybrook dog kennel, all the adult animals were given a new medication designed t
42、o reduce a dog“s risk of contracting a certain common infection. Several days after the medication was administered, most of the puppies of these dogs had elevated temperatures. Since raised body temperature is a side effect of this medication, the kennel owner hypothesized that the puppies elevated
43、 temperatures resulted from the medication“s being passed to them through their mothers“ milk. Which of the following, if true, provides the most support for the kennel owner“s hypothesis?（分数：5.00）A.Some puppies have been given the new medication directly but have not suffered elevated temperatures
44、as a side effectB.The new medication has been well received by dog breeders as a safe and effective way of preventing the spread of certain common canine infectionsC.None of the four puppies in the kennel who had been bottle-fed with formula had elevated temperaturesD.An elevated temperature is a si
45、de effect of a number of medications for dogs other than the new medication administered at the kennelE.Elevated temperatures such as those suffered by most of the puppies in the kennel rarely have serious long-term effects on a puppy“s health18.The United States Food and Drug Administration (FDA) r
46、egulates the introduction of new therapeutic agents into the marketplace. Consequently, it plays a critical role in improving health care in the United States. While it is those in the academic and government research communities who engage in the long process of initial discovery and clinical testi
47、ng of new therapeutic agents, it is the FDA“s role and responsibility to facilitate the transfer of new discoveries from the laboratory to the marketplace. Only after the transfer can important new therapies help patients. Which one of the following statements can be inferred from the passage?（分数：5.
48、00）A.The FDA is responsible for ensuring that any therapeutic agent that is marketed is then regulatedB.Before new therapeutic agents reach the marketplace they do not help patientsC.The research community is responsible for the excessively long testing period for new drugs, not the FDAD.The FDA sho
49、uld work more closely with researchers to ensure that the quality of therapeutic agents is maintainedE.If a new medical discovery has been transferred from the laboratory to the marketplace, it will help patients19.Technically a given category of insurance policy is underpriced if, over time, claims against it plus expenses associated with it exceed total income from premiums. But premium income can be invested and will then yield returns of its own. Therefore, an underpriced policy does not represent a net loss in every case. The argument above is based on which of the following a
