Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 7 - Section 7.2 - Solving Percent Problems with Equations - Exercise Set - Page 484: 48

Answer

5

Work Step by Step

First change the word problem into an equation. To change a question into an equation, you: - Keep percents and numbers - change the question to the variable $x$ - of means * Then solve: 2 is what percent of 40? 2 = x% * 40 2/40 = x% 2/40 * 100 = x 5 = x
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