Answer
50
Work Step by Step
We find that:
$5\times10 = 50$
Introductory Statistics 9th Edition
by Mann, Prem S.
Published by
Wiley
ISBN 10:
1-11905-571-7
ISBN 13:
978-1-11905-571-6
Chapter 4 - Section 4.6 - Counting Rule, Factorials, Combinations, and Permutations - Exercises - Page 168: 4.86
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