Answer
12.5%
Work Step by Step
45-40=5
Therefore A=5 and B=40
A=PB
5=P(40)
$\frac{5}{40}$=P
0.125=P
P=0.125
To convert the decimal to a percent, move the decimal two places to the right.
0.125=12.5%
Introductory Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-805-X
ISBN 13:
978-0-13417-805-9
Chapter 2 - Review Exercises - Page 203: 42
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