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December 19, 2014

Homework Help: Pre-Algebra [Combinations]

Posted by mysterychicken on Thursday, June 25, 2009 at 6:05pm.

Need help with these-

1.How many groups of 4 fabrics can be selected from 7 fabrics?

2.The school photographer wants to photograph 3 students from a club with 14 members. How many combinations can be made?

3.Philip wishes to check 2 books out of his school library. If the library contains 800 books, in how many ways might Philip make his choice of books?

Thanks
-MC

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