## Algebra 1: Common Core (15th Edition)

Published by Prentice Hall

# Common Core End-of-Course Assessment - Page 797: 44

#### Answer

a.$\boxed{80 \frac{2}{3}}$ b. $\boxed{193600}$

#### Work Step by Step

a. $15 mph = 22 ft/second$ $\frac{55}{15} \times 22 = \boxed{80 \frac{2}{3}}$ b. $60$ seconds are in a minute, and the car travels ${80 \frac{2}{3}}$ feet per second. 40 minutes is 2400 seconds. $2400 \times {80 \frac{2}{3}} = \boxed{193600}$

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