Posted by **Izya** on Thursday, October 6, 2011 at 5:13pm.

A student science club consists of 20 biology majors, 13 chemistry majors, and 8 physics majors. One student from each of the three sciences is to be selected to participate in a special project. How many different ways can these three students be selected?How many ways can the club select a president,vice president, and a treasurer?

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