Prealgebra (7th Edition)

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

Chapter 6 - Section 6.2 - Proportions - Exercise Set - Page 427: 49



Work Step by Step

Use cross products to solve for n. $\frac{n}{0.6}=\frac{0.05}{12}$ $\longrightarrow$set cross products as equal $12n=0.6\times0.05$ $\longrightarrow$multiply $12n=0.030$ $\longrightarrow$multiplication property of equality $12n\div12=0.30\div12$ $\longrightarrow$divide $n=0.025$
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