Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 6 - Percent - 6.4 Using Proportions to Solve Percent Problems - 6.4 Exercises: 22

Answer

$\displaystyle \frac{5}{100}=\frac{32}{n}$ (We are asked not to solve for $n$, so we stop here.)

Work Step by Step

We know that 5% of the medical exams is 32. Thus, to find out the total number of exams, we set up a proportion: $\displaystyle \frac{5}{100}=\frac{32}{n}$ Where $n$ is the total number of exams. (We are asked not to solve for $n$, so we stop here.)
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