Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Entry-Level Assessment - Multiple Choice: 25

Answer

C; $22ft/s$

Work Step by Step

Use a conversion table to convert miles per hour into feet per second. $\frac{15mph}{}$|$\frac{5280ft/hr}{1mph}$|$\frac{1ft/s}{3600ft/hr}$ Multiplying across the top and bottom gives us $\frac{79200}{3600}ft/s$, which reduces to $22ft/s$
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