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刚从置顶的信息中搜索了一遍，没有我想问的这些题，而且有个疑问，似乎题号和现在的涛涛GWD31的不太一样啊！ 唉，第一次做GWDmath，居然狂错至10个,时间还不够，之前做XDF绿皮已经稳定到3个左右了，不知道为什么....... 这几道题是看过答案还是不会做的（或者有疑义），谢谢大家~~~ Q10: A set of numbers has the property that for any number t in the set, t + 2 is in the set. If –1 is in the set, which of the following must also be in the set?
I. -3 II. 1 III. 5
A. I only B. II only C. I and II only D. II and III only E. I, II, and III Answer 觉得是C Q16: If J, S, and V are points on the number line, what is the distance between S and V? (1)
The distance between J and S is 20. (2)
The distance between J and V is 25. Answer: E 不知道为什么不是C Q17: In Town X, 64 percent of the population are employed, and 48 percent of the population are employed males. What percent of the employed people in Town X are females?
A. 16% B. 25% C. 32% D. 40% E. 52% Answer：B 不会 Q25: A photographer will arrange 6 people of 6 different heights for photograph by placing them in two rows of three so that each person in the first row is standing in front of someone in the second row. The heights of the people within each row must increase from left to right, and each person in the second row must be taller than the person standing in front of him or her. How many such arrangements of the 6 people are possible?
A. 5 B. 6 C. 9 D. 24 E. 36 Answer：A 记得以前见过，现在又不知道为什么了 Q26: Running at their respective constant rates, machine X takes 2 days longer to produce w widgets than machine Y. At these rates, if the two machines together produce 5/4 w widgets in 3 days, how many days would it take machine X alone to produce 2w widgets?
A. 4 B. 6 C. 8 D. 10 E. 12 Answer：E 这道有点绕进去了 Q30: Joanna bought only $0.15 stamps and $0.29 stamps. How many $0.15 stamps did she buy? (1)
She bought $4.40 worth of stamps. (2)
She bought an equal number of $0.15 stamps and $0.29 stamps. Answer 觉得应该是C把~~~ 不好意思，问题有点多 不知道GWD的题是不是都是比较难的呢？ 谢谢！ | 
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发表于 2006-8-19 00:01:00
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