Answer
Sid and Shirley will owe interest of $13,702.50.
Work Step by Step
interest = principle * rate * time
$i=(54,000)(0.0725)(\frac{42}{12}) = (3915)(3.5) = 13,702.50$
Basic College Mathematics (9th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0321825535
ISBN 13:
978-0-32182-553-7
Chapter 6 - Percent - 6.7 Simple Interest - 6.7 Exercises - Page 450: 44
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