GMAT习题练习

GMAT考试易错题(2019/6/25)
1题:If a cube has a total surface area of 96, what is its volume
A、16
B、36
C、64
D、81
E、96
【单选题】:      

2题:设x4+ax3-bx+2能被x2+3x+2整除,则().
A.a=-6,b—3
B、a=-6,b=-3
C、a=6,b=3
D.a=6,b=-3
E、a=3,b=-6
【单选题】:        

3题:Studies have shown that companies that present seminars on workplace safety to their employees actually have higher rates of workplace accidents than do companies that do not present such seminars to their employees.Despite this finding, it is still in the best interests of companies and their employees for companies to present these seminars.
Which of the following, if true, provides the strongest support for the argument that the companies should continue to present these seminars
A、Companies that present workplace safety seminars to their employees are likely to be in manufacturing industries or segments of the service sector that present more opportunities for workplace accidents than the average company.
B、A、fast-food chain determined that the rate of workplace accidents remained the same at its franchises after all employees had viewed a 30-minute workplace safety video.
C、Workers are ultimately responsible for their own safety, and no amount of workplace education can alter their behavior.
D、A、business research institute determined that workplace accidents reduce the productivity of manufacturing businesses by as much as 8 percent per year.
E、Many companies mistakenly believe that presenting workplace safety seminars to their employees relieves the company of legal liability in the event that employees are injured on the joB、
【单选题】:      

4题:Chauncy, anEnglish bulldog, received 1,618 votes in the Mr.Bulldog US
A、competition, giving him approximately 20 percent of the vote.Approximately what percent of the remaining votes would he have needed to receive in order to win 30 percent of the total votes

A、10%
B、12.5%
C、15%
D、17.5%
E、20%
【单选题】:      

5题:The questions in this group are based on the content of a passage.After reading the passage, choose the best answer to each question.Answer all questions following the passage on the basis of what is stated or implied in the passage.
Congressman Hastings has proposed thatCongress should abolish theElectoralCollege system for electing the president and replace it with a system of direct popular election. TheElectoralCollege system is flawed, he argues, because it runs directly counter to the democratic principle that every citizen’s vote should count equally.
Because of the winner-take-all system in which the candidate who receives the most popular votes in a state receives all of that state’s electoral votes, the citizens who voted for the losing candidate are effectively disenfranchised from the national election, even if their candidate lost the state by only a handful of votes. Moreover, because each state’s number of electors is the same as its number of members ofCongress, the citizens of small states get a disproportionately larger vote than citizens of more populous states. In the 1988 election, for example, the combined voting-age population of the six least populous states--Alaska,Delaware, NorthDakota, SouthDakota, Vermont, and Wyoming--was 3,119,000. These six states held 21 electoral votes among them. Florida, with a voting-age population of 9,614,000, also had 21 electoral votes.Because of inequities of this nature, there have been four presidential elections in which the candidate who won theElectoralCollege actually lost the popular vote: 1824, 1876, 1888, and 2000.
Congressman Markham has argued that Hastings’s proposed changes are unnecessary and even dangerous. First of all, he argues, theElectoralCollege system, whatever its flaws, has resulted in a stable democratic government for more than 200 years, which shows that it is doing something right. Second, the winner-take-all system helps create decisive majorities in theElectoralCollege, thereby reducing the problem of disputed elections that we might see in the event of direct popular elections. Third, the current system of allocating electors helps protect the interests of small states, which would be largely neglected in favor of large states if theElectoralCollege were based entirely on population. Protecting these states’ rights is essential to upholding the principle of federalism (in which the states and the federal government maintain distinct powers).
When theElectoralCollege system was first formalized by the TwelfthAmendment in 1804, a direct popular vote would have been impossible to implement, and theElectoralCollege was probably the best way to approximate the will of the people.Advances in technology and communication, however, now mean that a direct popular vote would be as simple, if not simpler, to administer than the currentElectoralCollege system.Alternative ways to reform the system would be to do away with the winner-take-all system of state electors, to base the numbers of electors strictly on state populations, or to have a direct popular election but to weight the votes from different states differently in order to preserve the influence of small states.
The passage is primarily concerned with which of the following
A、Evaluating the merits of theElectoralCollege system as a means of protecting federalism
B、Examining the impact of the TwelfthAmendment on the history of theAmerican presidency
C、Disputing the validity of theAmerican democratic process
D、Presenting arguments regarding the best way to elect the president of the United States
E、Comparing arguments regarding the nature of democratic processes
【单选题】:      

 

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