Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10: 0134467795
ISBN 13: 978-0-13446-779-5

Chapter 6 - Percent - 6.2 Percents and Fractions - 6.2 Exercises - Page 401: 91



Work Step by Step

15% is 1.5 times 10%. So a shortcut to find 15% of a number is to find 10% by moving the decimal one space to the left and then multiply that by 1.5. 15% of 160=16.0$\times$1.5=24
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