Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10: 0134467795
ISBN 13: 978-0-13446-779-5

Chapter 5 - Ratio and Proportion - 5.1 Ratios - 5.1 Exercises - Page 337: 37

Answer

$$ \frac{5}{2}$$

Work Step by Step

We find the ratio of the best selling song to the worse selling song in the table: $$ =\frac{33\ million}{10\ million} \\ =\frac{33}{10}$$ For the second best and second worse sellers, the ratio is as follows: $$=\frac{30\ million}{12\ million} \\ \frac{5\times 6}{2\times 6} \\ \frac{5}{2}$$
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