Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 2 - Section 2.4 - Formulas and Percents - Exercise Set: 32

Answer

20

Work Step by Step

Change the percent to a decimal by moving the decimal point two spaces to the left. 40%=0.4 $A=PB$ $8=0.4(B)$ $\frac{8}{0.4}=B$ $20=B$ $B=20$
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