If the drama club and music club are combined, what percent of the combined membership will be male?(1) Of the 16 mumbers of the drama club,15 are male(2) Of the 20 members of the music club, 10 are male
answer: E
难道不是简单的(15+10)/(16+20)吗?
thank you~
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谢谢~
这么弱的问题还想不通,唉~~ 最近真是没状态呀~
thank you~~
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