Elementary Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321836960
ISBN 13: 978-0-32183-696-0

Chapter 4 - Probability - 4-6 Counting - Basic Skills and Concepts - Page 180: 3

Answer

The fundamental counting rule can be used.

Work Step by Step

Replacement is used, therefore permutation rules can't be used, because they can be used only in events without replacement. Therefore the fundamental counting rule can be used.
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