#### Answer

The correct answer is (c).

#### Work Step by Step

Since it takes 5 hours to complete the job, the amount done in 1 hour would be:
$5\ hours=1\ job$
$1\ hour=\displaystyle \frac{1}{5}\ job$

Published by
Pearson

ISBN 10:
0321979478

ISBN 13:
978-0-32197-947-6

The correct answer is (c).

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