Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 6 - Percent - 6.4 Using Proportions to Solve Percent Problems - 6.4 Exercises: 37



Work Step by Step

Part=64 ; whole=344 $\frac{64}{344}=\frac{x}{100}$ Write the fraction in the lowest terms: $\frac{8}{43}=\frac{x}{100}$ Cross products: $43x=800$ Solve for x. Round to the nearest tenth if necessary: $x=18.6$
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