数学一题

ypl214 · 发表于 2010-7-18 13:42:49

if the drama club and music club are combined, what percent of the combined membership will be male?
1 of the 16members of the drama club,15 are male.
2 of the 20 members of the music club, 10 are male.

答案为什么是都推不出来

youngerlee · 发表于 2010-7-18 13:55:36

两个club的members可能重合

ypl214 · 发表于 2010-7-18 16:11:48

god搞笑啊

tonyweng · 发表于 2010-7-18 16:48:08

有的人会两个俱乐部都参加

数学一题

所属分类: GMAT考试

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