Answer
36 cars
Work Step by Step
(Convert 4 hours into minutes by multiplying 4 times 60)
$60(4)=240$
$240\div40=6$
(Multiply 6 by 6 to get the number of cars you can wash in 4 hours)
$6(6)=36$
36 cars
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 - Common Core Cumulative Standards Review - Selected Response - Page 160: 20
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