Algebra 1: Common Core (15th Edition)

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

Chapter 2 - Solving Equations - 2-6 Ratios, Rates, and Conversions - Practice and Problem-Solving Exercises - Page 119: 30


65.83 km/hour

Work Step by Step

In an hour, there are 3600 seconds. Thus, we multiply 60 ft/s by 3600 to get a rate of 216,000 ft/hour. In a km, there are 3280.84 feet, so we divide 216,000 ft/hour by 3280.84 to get 65.83 km/hour.
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