GMAT 無料問題集「Admission Tests Graduate Management Admission Test」
While designing a game involving chance, Desmond noticed that the probability a fair coin lands faceup exactly 2 times when the coin is tossed 3 times is equal to the probability that a fair coin lands faceup exactly m times when the coin is tossed 7 times, where n > 3.
Select for m and for n values consistent with the given information. Make only two selections, one in each column.
Select for m and for n values consistent with the given information. Make only two selections, one in each column.
正解：
Explanation
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Sizable amounts of ice on the moon could provide future moon dwellers with drinking water and, if they split the water into its atomic components, hydrogen for fuel and oxygen for air. For a decade, scientists have argued about whether there is Ice in the Shaddeton crater located at the moon's south pole. Radar signals reflected off the crater are consistent with one of two scenarios: either the crater contains ice or the crater has a highly rough surface. Many scientists believe that the Shackleton crater does contain ice because_________.
Which of the following, if true, most logically completes the argument above?
Which of the following, if true, most logically completes the argument above?
正解：B
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In a survey in which people were asked what would improve public school education, 76 percent cited higher teacher pay and 65 percent cited using standardized tests. What percent of those surveyed cited higher teacher pay but did not cite using standardized tests?
(1) 52 percent of those surveyed cited both higher teacher pay and using standardized tests.
(2) 11 percent of those surveyed cited neither higher teacher pay nor using standardized tests.
(1) 52 percent of those surveyed cited both higher teacher pay and using standardized tests.
(2) 11 percent of those surveyed cited neither higher teacher pay nor using standardized tests.
正解：B
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Voters in Allatia can bypass the legislature and make law by voting directly on initiatives via referenda.
Business lobbying groups have spent large sums of money in Allatia on advertising campaigns intended to influence the outcome of business-related referenda, but no initiative that received large financial support from these groups has ever become law via referendum. Nonetheless, most business lobbying groups have decided to continue spending money on advertising designed to sway voters in referenda.
Which of the following, if true, would provide the strongest justification for the business groups' decision?
Business lobbying groups have spent large sums of money in Allatia on advertising campaigns intended to influence the outcome of business-related referenda, but no initiative that received large financial support from these groups has ever become law via referendum. Nonetheless, most business lobbying groups have decided to continue spending money on advertising designed to sway voters in referenda.
Which of the following, if true, would provide the strongest justification for the business groups' decision?
正解：A
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A lottery box contains 8,000 tickets, each of which is red or blue or green. The box contains twice as many blue tickets as red tickets. The number of green tickets is 20 more than the number of red and blue tickets combined. Which of the following Is the best approximation to the probability that the first ticket randomly drawn from the box will be blue?
A)
B)
C)
D)
E)
A)
B)
C)
D)
E)
正解：E
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Select from the drop-down menus the options that create the statement that te most clearly supported by the Information In the graph.
正解：
Answer listed in box
