Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 11 - Counting Methods and Probability Theory - 11.3 Combinations - Exercise Set 11.3: 53

Answer

12 ways

Work Step by Step

You have a sequence of selections: (1) ... select 1 shirt out of 3 .... in 3 ways (2) ... select 1 tie out of 2 .... in 2 ways (3) ... select 1 jacket out of 2 .... in 2 ways By the Fundamental Counting Principle: Total = 3$\times$2$\times$2 = 12 ways
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