GWD-3 中的三道题目，是不是有问题？

shineall · 发表于 2009-12-17 23:07:52

Q36:
If M is the least common multiple of 90, 196, and 300, which of the following is NOT a factor of M?

A.   600
B.   700
C.   900
D.   2,100
E.   4,900

这个题有答案吗，最小公倍数是7*7*3*3*5*5*2*2, 任何一个选项都可以整除啊

Q18:
Last year the price per share of Stock X increased by k percent and the earnings per share of Stock X increased by m percent, where k is greater than m. By what percent did the ratio of price per share to earnings per share increase, in terms of k and m?

A.   k/m %
B.   (k-m) %
C.   [100(k-m)]/(100+k) %
D.   [100(k-m)]/(100+m) %
E.   [100(k-m)]/(100+k+m) %

这个题目什么意思，请NN指点，

Q14:
How many seconds will it take for a car that is traveling at a constant rate of 45 miles per hour to travel a distance of 22 yards?   (1 mile = 1,160 yards)

A.   8
B.   9
C.   10
D.   11
E.   12

这个也应该没答案吧. 算出来应该是22/(1160*45)*3600

zscsl · 发表于 2009-12-17 23:24:38

我只会算18题。。。选D是不是哟。。

zjqswmm · 发表于 2009-12-20 12:08:56

第一题选A 你再好好算算呢
第二个选D
第三个真的不知道了啊

boboinsz · 发表于 2009-12-21 02:03:32

第三个题目条件给错了哦，1mile = 1760 feet

GWD-3 中的三道题目，是不是有问题？

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