Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 1, Equations and Inequalities - 1.1 Apply Properties of Real Numbers - 1.1 Exercises - Skill Practice - Page 7: 48


5.7 mph

Work Step by Step

We first find the speed of the elevator: $$\frac{500\ ft}{60\ s}$$ Using unit analysis and known unit conversions, we obtain: $$\frac{500\ ft}{60\ s}\times \frac{mi}{5280\ ft} \times\frac{3600s}{hr}=5.7mph$$
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