Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 2 - Section 2.4 - An Introduction to Problem Solving - Exercise Set - Page 133: 18


You were charged for $3.5$ hours.

Work Step by Step

Budget: $119.25$ Charges: Service Charge $=30$ $= 119.25-30$ =$89.25$ Charge per hour $=25.50$ $=89.25\div25.50$ $=3.5$ hours
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