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[GRE数学] GRE数学辅导:最新gre猴哥数学难题解析(二)

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发表于 2012-8-15 12:55:17 | 显示全部楼层 |阅读模式
  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。
# M" I/ ?3 Y# z7 l' ^+ Q  11. In the equation above, k, r, s, t, and v represent positive numbers. Multiplying which one of these numbers by 2 will reduce the value of n to 1/2 of its present value?( r6 J& G, w, I: V
D. t    E. v</p>  12. A certain money market account that had a balance of $48,000 during all of last month earned $360 in interest for the month. At what simple annual interest rate did the account earn interest last month?* N4 D; a6 q% u  x; e  ?' {  g! p
  A. 7%    B.7.5%    C.8%    D.8.5%    E.9%
/ P: @  n: [/ H9 o9 f2 ]$ R  13. Column A: The two-digit integer that equals twice the sum of its digits
- [! t+ c8 u" _. J+ a' u7 H# S7 \        Column B: 167 E0 L% w, I2 E
  14. A car travels at an average speed of 80 kilometers per hour during a 6 - hour trip and averages 75 kilometers per hour for the first 4 hours of the trip. Which of the following distance-versus-time graphs is consistent with this information?% ^/ [' W( C$ ~/ `( ]& c8 w
D. 60-year-old females</p>  E. 80-year-old females
& k5 Q" |( j! v  18. Approximately how many more 10-year-old children were there in 1980 than in 1986?
# J; ]$ [* R( e  A. 100,000       B.200,000       C.300,000       D. 400,000       E.1,000,000
; x! q- ?) |, Q: @. a  19. The population of females was greater in 1980 than in 1986 for approximately what percent of the ages from 0 to 100 years?
1 `: o2 t( o: `  k$ y  s  A. 15%     B.25%     C.55%     D.75%     E.85%) u1 B, A+ T' N! m# ]# _# E
  20. In 1980 the ratio of the number of males to the number of females was greatest for which of the following ages?
0 l- \: n0 b* V; T: e! X  A. 10     B. 30     C.50     D.70     E.909 N$ [; j, i6 l) v
  最新的gre猴哥数学难题中有很多gre数学考试中常见的难题,而且难题涉及的范围也比较广泛,考生在复习时一定要多注意日常的练习和积累。
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