GRE数学辅导：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, 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?
http://www.examw.com/gre/Files/2011-3/17/1019135261.jpg
http://www.examw.com/gre/Files/2011-3/17/1019133671.jpg 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 refer to the following table.
http://www.examw.com/gre/Files/2011-3/17/1019146300.jpg 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.7,716,000B.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
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