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 - Page 422: 56

Answer

People can identify 36.4% of the words.

Work Step by Step

55000 is the whole. 20000 is the part. The percent is unknown. $\frac{20000}{55000} = \frac{x}{100}$ $55000x = 20000\times100$ $\frac{55000x}{55000} = \frac{2000000}{55000}$ $x = 36.4$
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