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04-10-2017
Mathematics

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Jenny white is shopping for CDs she descides to puchase 5 movie soundtracks. The mudic store has 8 different selection in stock. How many selection of movie soundtracks are possible?)

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mariap3504 mariap3504

04-10-2017

answer 8 chosen 3 at a time is found by
8! / (8-3)!*3! = 8*7*6 / 3*2*1 = 56 ways

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