Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 7 - Review - Page 289: 1

Answer

$$\frac{1}{4}.$$

Work Step by Step

We set up the ratio as follows: $$\frac{7}{28}=\frac{7}{7\cdot 4}=\frac{1}{4}.$$
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