Basic College Mathematics (10th Edition)

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

Chapter 5 - Ratio and Proportion - Summary Exercises - Ratio, Rates and Proportions - Page 359: 11


At 0.60/ounce, the 12 ounce package is the best buy.

Work Step by Step

$\frac{6.79}{11 ounce}$ = $\frac{6.79\div11}{11\div11 ounce}$ = $\frac{0.62}{1 ounce}$ = 0.62/ounce $\frac{7.24}{12 ounce}$ = $\frac{7.24\div12}{12\div12 ounce}$ = $\frac{0.60}{1 ounce}$ = 0.60/ounce $\frac{10.99}{16 ounce}$ = $\frac{10.99]div16}{16\div16 ounce}$ = $\frac{0.69}{1 ounce}$ = 0.69/ounce
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