Elementary Algebra

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

Chapter 4 - Proportions, Percents, and Solving Inequalities - Chapter 4 Review Problem Set: 4

Answer

The cut is 4.7 inches long.

Work Step by Step

To express the length of the cut in inches, we need to multiply it by the ratio that converts centimeters to inches. The ratio that converts centimeters to inches is: $\frac{0..393\ inch}{1\ centimeter}$. So, 12 centimeter $\times$ $\frac{0.393\ inch}{1\ centimeter}$ = 12 $\times$ 0.393 inch= 4.7 inches The cut is 4.7 inches long.
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