Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 4 - Proportions, Percents, and Solving Inequalities - 4.3 - More on Percents and Problem Solving - Problem Set 4.3: 26

Answer

After she loses the percent of weight the doctor advised, she will weigh 192 pounds.

Work Step by Step

We can use the following guideline to solve this problem: Current weight - Amount of weight to be lost = New weight So, 240 - 20% $\times$ 240 = New weight So, 240 - .2 $\times$ 240 = New weight 240 - 48 = New weight 192 = New weight After she loses the percent of weight the doctor advised, she will weigh 192 pounds.
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