College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter 1 - Section 1.7 - Problem Solving: Interest, Mixture, Uniform Motion, Constant Rate Job Applications - 1.7 Asses Your Understanding - Page 140: 8


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: $5\ hours=1\ job$ $1\ hour=\displaystyle \frac{1}{5}\ job$
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