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2020年新GRE數(shù)學(xué)難題解析(一)
幫考網(wǎng)校2020-08-17 08:49
2020年新GRE數(shù)學(xué)難題解析(一)

GRE考試備考過程中,好的習(xí)題能夠達(dá)到事半功倍的效果。下面是幫考網(wǎng)帶來的歷年真題練習(xí)內(nèi)容,供大家學(xué)習(xí)。

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. Smiths annual income was greater than Mrs. Smiths annual income. In 1989 Mr. Smiths annual income decreased by p percent, whereas Mrs. Smiths annual income increased by p percent. (p>0)

Column A: Mr. and Mrs. Smiths combined annual income in 1988

Column B: Mr. and Mrs. Smiths 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 reflection of a positive integer is obtained by reversing its digits. For example, 321 is the reflection of 123. The difference between a five-digit integer and its reflection 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

以上就是幫考網(wǎng)今日為大家分享的真題練習(xí),小伙伴們趕緊學(xué)習(xí)起來!

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