Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 2 - Solving Equations - 2-6 Ratios, Rates, and Conversions - Practice and Problem-Solving Exercises - Page 121: 12


$7$ days

Work Step by Step

There are 24 hours in one day. We can write this as a proportion and use unit analysis to find the answer. In the proportion, the hours unit cancels out, leaving us with days, the desired unit. $168hr\times\frac{1day}{24hr}=7$ days
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