How many different ways can 3 singers be selected from 5 who came to an audition

asked Jan 7, 2019 116k views

2 votes

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2 votes

This is known as "5 take 3", where ordering is not important.

$\binom{5}{3} = (5!)/(3!(5-3)!) = (120)/(6\cdot2) = 10$

Nitin Jha answered Jan 11, 2019