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: 42


4.1 miles per hour

Work Step by Step

Using unit analysis and known unit conversions, we obtain: $$\frac{6\ ft}{sec} \times \frac{miles}{5280ft}\times \frac{3600s}{hr}=4.1\ mph$$ Note, the units cancel to miles/hr.
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