最新gre猴哥数学难题解析(十).

　　下面为大家总结了最新的gre猴哥数学难题。有很多gre考生对gre数学考试十分苦恼，其实最有效的方法就是多练习，把数学基础知识记牢，这样才能在考试中对答如流。而gre数学考试中也会出现一些难题，想拿高分也十分不容易。

　　91.If 72.42= k[24+(n/100)], where k and n are positive integers and n < 100, then k + n =_____

　　A.17 B.16 C.15 D.14 E.13

　　92. In how many of the ten years from 1965 through 1974 was electricity use of Company T between 25,000 and 30,000 kilowatt-hour for at least one month?

　　A. None B. One C. Two D. Three E. Four

　　93. Approximately how many kilowatt-hours of electricity did Company T use during the entire year of 1971?

　　A. 190,000 B.210,000 C.230,000 D.250,000 E.270,000

　　94. Which of the following fractions is equal to the repeating decimal 0.3636….?

　　A.1/275 B.2/55 C.4/99 D.4/11 E.4/9

　　95. these questions rer to the following table.

　　If the population of State I had increased by the same amount each year from 1980 to 1988, approximately what would the population of State I have been in 1988?

　　A.7,628,000 B.7,676,000 C.7,698,000 D.7,710,000 E.7,716,000

　　96.

　　Column A: xy

　　Column B: 0

　　answer: C

　　97. A political poll showed that 80 percent of those polled said they would vote for proposition P. Of those who said they would vote for proposition P. 70 percent actually voted for P, and of those who did not say they would vote for P, 20 percent actually voted for P. What percent of those polled voted for P?

　　A.56% B.60% C.64% D.76% E.90%

　　98. For which of the following values of v is v+(1/v) greatest?

　　A. 0.002 B.0.005 C.2 D.5 E.200

　　99. What percent of the integers between 100 and 999, inclusive, have all three digits the same?

　　A.1% B.2% C.3% D.4% E.5%

　　100. The average (arithmetic mean) height for a group of m men is 70 inches, and the average height for a group of f women is 64 inches. When the groups are combined, the average height is 66 inches.

　　Column A: m

　　Column B: f

　　Answer: B