数学jj只有大概5道题是差不多的

Penspinner

1. E? (Not sure)

2. A
I) Assume there are 100 ppl in total, 60 are male, meaning that 40 are female, => 24 ppl are "male"+ "more than 40", 20 are "female" + "more than 40" ->DONE!!!!!!

II) Contradicts the statement that "customer 60% male"

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洒家李 发表于 2015-9-16 23:16
8月是20号换库的，我是9月21号考，不知道什么时候换库，已紧张死。。。

明天考..........