GRE数学:关于算术的重点试题(3)-查字典英语网
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GRE数学:关于算术的重点试题(3)

发布时间:2016-03-01  编辑:查字典英语网小编

  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。

  21. The sum of n different positive integers is less than 100. What is the greatest possible value of n?

  A.10

  B.11

  C.12

  D.13

  E.14

  答案:D

  22.If p is a prime number greater than 11, and p is the sum of the two prime numbers x and y, then x could be which of the following?

  A.2

  B.5

  C.7

  D.9

  E.13

  答案:A

  23.Of the positive integers that are multiples of 30 and are less than or equal to 360, what fraction are multiples of 12?

  A.1/6

  B.1/5

  C.1/3

  D.2/5

  E.1/2

  答案:E

  24.If x, y and z are consecutive integers and x

  . xyz is even.

  . x+y+z is even.

  . is odd.

  A. None

  B. only

  C. only

  D.andonly

  E. ,and

  答案:D

  25.The product of two consecutive positive integers cannot be

  A. a prime number

  B. divisible by 11

  C. a multiple of 13

  D. an even number less than 10

  E. a number having 4 as its units digit.

  答案:E

  26.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

  E.7

  答案:E

  27.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

  28. If y is the average of n consecutive positive integers, n1,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

  29.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

  答案:D

  30.What is the least prime number greater than 83?

  A.85

  B.87

  C.88

  D.89

  E.91

  答案:D

  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。

  

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