Answer
42 ways
Work Step by Step
To choose a flight, we need to make 2 choices
1.) From New York to Denver - 6 ways
2.) From Denver to San Francisco - 7 ways
So, total ways = 6 x 7 = 42
Discrete Mathematics and Its Applications, Seventh Edition
by Rosen, Kenneth
Published by
McGraw-Hill Education
ISBN 10:
0073383090
ISBN 13:
978-0-07338-309-5
Chapter 6 - Section 6.1 - The Basics of Counting - Exercises - Page 396: 5
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