#### Answer

12.5 oz medicine is needed for 20 oz water.

#### Work Step by Step

$\frac{5\ oz\ medicine}{8\ oz\ water} = \frac{x}{20\ oz\ water}$
$8x = 5 \times20$
$\frac{8x}{8} = \frac{100}{8}$
$x= 12.5$

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Published by
Pearson

ISBN 10:
0134467795

ISBN 13:
978-0-13446-779-5

12.5 oz medicine is needed for 20 oz water.

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