Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 2 - Solving Equations - Chapter Review - Page 155: 39


2.25 minutes

Work Step by Step

We need to do a unit conversion in this problem. There are 60 seconds in a minute. Thus, we obtain: $\frac{135 seconds}{1} \times \frac{1 minute}{60 seconds} =2.25$ minutes. Note, we need to cancel out the unit of seconds, so we multiply 135 seconds by a fraction with seconds in the denominator.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.