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标题: GWD19-16 [打印本页]

作者: xiaojinqiong 时间: 2006-6-3 11:32 标题: GWD19-16

Q16:

M = {-6, -5, -4, -3, -2}

T = {-2, -1, 0, 1, 2, 3}

If an integer is to be randomly selected from set M above and an integer is to be randomly selected from set T above, what is the probability that the product of the two integers will be negative?

A. 0

B. 1/3

C. 2/5

D. 1/2

E. 3/5

这个题是不是用 3*6/6*6 呀？？

作者: gifile 时间: 2006-6-4 07:03

yes !!

作者: smallkiddy 时间: 2006-6-10 15:58

agree!!!!!!!!!

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