Basic College Mathematics (10th Edition)

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

Chapter 6 - Percent - 6.4 Using Proportions to Solve Percent Problems - 6.4 Exercises - Page 422: 78


To meet the recommended DV of fiber, a person would have to eat 17 packages. This is possible but would not be good nutrition because other recommended DV's would be greatly exceeded.

Work Step by Step

Each serving provides 3% of the recommended DV of fiber. There are 2 servings per package. The recommended DV of fiber per package is $2\times3 = 6$%. The part is 1 package. The percent is 6%. The whole is unknown. $\frac{1}{x} = \frac{6}{100}$ $6x = 100$ $\frac{6x}{6} = \frac{100}{6}$ $x = 16.\overline{6}$
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