Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 8 - Personal Finance - Chapter Summary, Review, and Test - Review Exercises - Page 569: 16

Answer

12.5% increases

Work Step by Step

Compute the percentage increase in the number of students in a lecture course as shown below: $\begin{align} & \text{Percentage increase}=\frac{\text{Amount of increase}}{\text{original amount}} \\ & =\frac{45-40}{40} \\ & =\frac{5}{40} \\ & =0.125 \end{align}$ Move decimals to two places right in the resultant figure and add % to it as follows: 12.5%
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