Answer
36 cars
Work Step by Step
4 hrs = 240 mins
$\frac{6 cars}{40 mins}=\frac{x}{240 mins}$
(Cross multiply, 240 times 6, and 40 times x)
$40x=1440$
(Divide both sides by 40)
$x=36$
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 3 - Solving Inequalities - Common Core Cumulative Standards Review - Selected Response - Page 230: 18
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