新GRE数学考试算术题精选例子（6）

会计考友

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！
; X" c) e0 d' _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
; L8 P7 y9 C, I1 ~$ e0 K　　B.2
1 ~2 f2 J. {7 G) ^3 c6 B3 I$ i　　C.4
! w) ~! x" r' G7 t$ l8 H4 ?$ a　　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?
8 F1 x+ n7 C4 }$ o  V　　A.2
( H2 e: Y& g$ R# K3 |4 }6 q　　B.3
. l  M) o. q2 \! b　　C.4
　　D.5
6 P* A# z: M  ?: E　　E.6
- {3 w1 O3 v" a4 z+ h- j8 g5 s) c　　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?
' N. }0 j1 s( }+ a　　A. 2y
　　B. ny
　　C. y/2
( o1 p8 E& a- L) z% V, m　　D. y/n
# B' G' t/ j) y& L7 w( U* o　　E.2n/y
) v2 g6 N( \& W! [　　答案：A
6 k9 }4 m, {0 H6 X% _% l# n4.A positive integer with exactly two different divisors greater than 1 must be
　　A. a prime
　　B. an even integer
4 B4 x$ D" M! g　　C. a multiple of 3
　　D. the square of a prime
0 r' {2 M, N5 G( q: ~4 r　　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
6 I! Y: Q" u3 R% }　　E.91
7 J) @1 i+ W5 m0 I& Q　　答案：D