Answer
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.
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
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
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