Prealgebra (7th Edition)

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

Chapter 7 - Section 7.3 - Solving Percent Problems with Proportions - Practice: 7

Answer

9.6

Work Step by Step

What number is 8% of 120 ? 8 is percent 120 is base what number is amount $\frac{a}{120}$=$\frac{8}{100}$ set cross product equal a$\times$ 100 = 120 $\times$ 8 Multiply 100a= 960 divide both sides by 100 $\frac{100a}{100}$ = $\frac{960}{100}$ a= 9.60 9.6 is 8% of 120
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