Answer
20 percent
Work Step by Step
$A=P*(1+r)^2$
$144=100*(1+r)^2$
$144/100=100*(1+r)^2/100$
$1.44=(1+r)^2$
$\sqrt {1.44} = \sqrt {(1+r)^2}$
$1.2 = r+1$
$.2 = r$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 6 - Section 6.7 - Quadratic Equations and Problem Solving - Exercise Set - Page 467: 37
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