Answer
$\frac{10 miles}{3 hours}$
Work Step by Step
100 miles in 30 hours
$\frac{100 miles}{30 hours}$ = $\frac{100 miles ÷10}{30 hours ÷10}$= $\frac{10 miles}{3 hours}$
Basic College Mathematics (10th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0134467795
ISBN 13:
978-0-13446-779-5
Chapter 5 - Ratio and Proportion - 5.2 Rates - 5.2 Exercises - Page 343: 4
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