College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 9, Counting and Probability - Chapter 9 Test - Page 686: 5

Answer

12

Work Step by Step

She can choose one of the four roads on the inbound trip and then one of the three remaining on the outbound trip. $4*3=12$
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