Answer
B \$500
P \$90
R unknown
Work Step by Step
The base is the total amount of the loan, \$500. The part is the interest, \$90. The rate is the unknown.
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 1 - Section 1.14 - Rate, Base, and Part - Exercises - Page 83: 10
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