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
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