gre考试数学考试题及答案

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gre考试数学考试题及答案

gre考试数学考试题及答案

1.The number of different prime factors of 48 The number of different prime factors of 72 答案:C

2.The number of different positive divisors of 12 The number of different positive divisors of 50 答案:C

3.The number that is as much greater than 63 as it is less than 101

84 答案:B

4. A K-number is a positive integer with the special property that 3 times its units' digit is equal to 2 times its tens' digit.

The number of K-numbers between 10 and 99 3 答案:C

5.Of the following which is greatest? A.1/2 B.7/15 C.49/100 D.126/250 E.1999/4000 答案:D

6.If n=pqr, where p,q, and r are three different positive prime numbers, how many different positive divisors does n have, including 1 and n?

A.3 B.5


C.6 D.7 E.8 答案:E

7.A decrease of 1 in which of the factors above would result in the greatest decrease in the product?

A.11 B.13 C.17 D.19 E.23 答案:A

8.Which of the following numbers is not the sum of three consecutive odd integers?

A.15 B.75 C.123 D.297 E.313 答案:E

9.A dresser drawer contains 15 garments. If 40 percent of those garments are blouses, how many are not blouses?

A.6 B.8 C.9 D.10 E.12 答案:C

10.If a certain company purchased its computer terminals for a total of $540,400 and each of the terminals was purchased for


$350, how many terminals did the company purchase?

A.1,624 B.1,544 C.1,434 D.1,384 E.1,264 答案:B


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