解析GRE数学考试的难题.

2017-08-09 作者： 302阅读

　　GRE数学考试中也会出现一些难题，所以想要拿到GRE数学满分是件很不容易的事情，最基础的方法就是要多做练习，打牢基础，下面小编为大家整理一些GRE数学难题的习题，供大家备考练习。

　　想在GRE数学考试中获得GRE数学满分成绩的同学，首先要学会攻克GRE数学难题，下面就来看看这些难题吧。

　　1.Sixty-eight people are sitting in 20 cars and each car contains at most 4 people. What is the maximum possible number of cars that could contain exactly 1 of the 68 people?

　　A.2 B.3 C.4 D.8 E.12

　　2.if n is any prime number GREater than 2, which of the following cannot be a prime number?

　　A.n-4 B.n-3 C.n-1 D.n+2 E.n+5

　　3.In 1988 Mr. Smith’s annual income was GREater than Mrs. Smith’s annual income. In 1989 Mr. Smith’s annual income decreased by p percent, whereas Mrs. Smith’s annual income increased by p percent. (p>0)

　　Column A: Mr. and Mrs. Smith’s combined annual income in 1988

　　Column B: Mr. and Mrs. Smith’s combined annual income in 1989

　　4.How many integers between 101 and 201 are equal to the square of some integer?

　　A. Two B. Three C. Four D. Five E. Six

　　5. The price of a certain stock was 12*1/2 dollars per share.

　　The price increased x percent to 15*5/8 dollars per share.

　　Column A: x

　　Column B: 20

　　6. The “rlection” of a positive integer is obtained by reversing its digits. For example, 321 is the rlection of 123. The difference between a five-digit integer and its rlection must be divisible by which of the following?

　　A.2 B.4 C.5 D.6 E.9

　　7. Column A: 1/(1-0.03)

　　Column B: 1.03

　　8.The original value of machine X is V dollars, while the original value of machine Y is 2V dollars. Both machines depreciate in value at a constant rate of 10 percent of their original value per year.

　　Column A: The value of machine X after 3 years

　　Column B: The value of machine X after 6 years

　　9. If n is an odd integer, which of the following is the square of the next larger odd integer?

　　A. n*n+1 B. n*n+4 C. n*n+2n+1 D. n*n+4n+1 E.n*n+n+1

　　10. If 55 percent of a group of people have brown hair and 80 percent of the same group do not have red hair, what fraction of those who do not have brown hair red hair?

　　A. 1/4 B.4/11 C.4/9 D.5/9 E.4/5

　　以上就是小编给大家精心整理的GRE数学难题，如果您想要在GRE数学考试中拿到GRE数学满分，那么就一定要掌握攻克GRE数学难题的方法，希望本文会对您有所帮助。