Answer
128 km/hr
Work Step by Step
$1~mi \approx 1.6~km$
We can convert 80 mi/hr to units of km/hr.
$80~mi/hr = \frac{80~mi/hr}{1}\times \frac{1.6~km}{1~mi} = 128~km/hr$
Thinking Mathematically (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0321867327
ISBN 13:
978-0-32186-732-2
Chapter 9 - Measurement - Chapter 9 Test - Page 608: 7
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