Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10:
ISBN 13:

Chapters 1-5 - Cumulative Review Exercises - Page 378: 27

Answer

A box that makes $34$ servings.

Work Step by Step

A box of $20$ servings per $2.15$ dollars $\frac{20}{2.15} = 9.3$ servings per dollar A box of $34$ servings per $3.35- 0.5 = 2.85$ dollars $\frac{34}{2.85} = 11.9$ servings per dollar A box of $65$ servings per $10.41- 0.5 = 9.91$ dollars $\frac{65}{9.91} = 6.6$ servings per dollar Your best buy is a box that makes $34$ servings.
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