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GRE数学:2012年最新数学考试算术题精选(6)

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2012-06-17 20:31

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【 liuxue86.com - GRE数学 】

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新GRE考试的改革,让许多考生们都感觉头疼,但是复习起来如果觉得难的话,不妨练习一下这些经典例题,一定会有所帮助的哦!
1.When a certain number is divided by 7, the remainder is 0. If the remainder is not 0 when the number is divided by 14, then the remainder must be
  A.1
  B.2
  C.4
  D.6 中 华 考 试 网
  E.7
  答案:E
2.How many of the positive integers less than 25 are 2 less than an integer multiple of 4?
  A.2
  B.3
  C.4
  D.5
  E.6
  答案:E
3. If y is the average (arithmetic mean) of n consecutive positive integers, n>1,what is the sum of the greatest and least of these integers?
  A. 2y
  B. ny
  C. y/2
  D. y/n
  E.2n/y
  答案:A
4.A positive integer with exactly two different divisors greater than 1 must be
  A. a prime
  B. an even integer
  C. a multiple of 3
  D. the square of a prime
  E. the square of an odd integer 来自www.Examw.com
  答案:D
5.What is the least prime number greater than 83?
  A.85
  B.87
  C.88
  D.89
  E.91
  答案:D

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