GRE数学：关于算术的重点试题（4）

　　gre考试改革后，很多考生都觉得题难，如果觉得复习GRE数学考试比较难不妨从这些题目练习开始，每篇都是按照分类给大家列举了一些典型题目，本篇主要是针对gre数学考试算术方面的典型题目及答案。

　　31.The number of different prime factors of 48

　　The number of different prime factors of 72

　　答案：C

　　32.The number of different positive divisors of 12

　　The number of different positive divisors of 50

　　答案：C

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

　　84

　　答案：B

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

　　The number of K-numbers between 10 and 99

　　答案：C

　　35.Of the following which is greatest?

　　A.1/2

　　B.7/15

　　C.49/100

　　D.126/250

　　E.1999/4000

　　答案：D

　　36.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

　　37.1113171923

　　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

　　38.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

　　39.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

　　40.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

　　以上每道题目都是关于gre数学考试算术的典型题目，考生可以根据题目来复习知识点，这样更有针对性。