Find the number of ways to purchase 5 different kinds of juices from a selection of 10 juices

Question

Mathematics

Ishaan

15 March, 17:49

Find the number of ways to purchase 5 different kinds of juices from a selection of 10 juices

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Answers (1)

Know the Answer?

Underwood · Answer 1

Formula for combinations:

(n!) / (r! (n-r) !)

For you, this is:

10! / (5! (10-5) !) = 10!/5!5! = (10•9•8•7•6•5•4•3•2) / (5•4•3•2) (5•4•3•2) = (10•9•8•7•6) / (5•4•3•2) = 30240/120=252 different ways.