Answer
120
Work Step by Step
We are choosing 3 pairs of pants out of a grand total of 10. We plug this into our combination formula.
$C(10,3) = 10!/(7!*3!) = 10*9*8/6 = 15*8 = 120$
College Algebra 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305115546
ISBN 13:
978-1-30511-554-5
Chapter 9, Counting and Probability - Section 9.1 - Counting - 9.1 Exercises - Page 658: 71
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