Answer
$93.8$
Work Step by Step
Given $A=570, C=379, T=31, Y=4286, I=18$, use the formula, we have $Rating=\frac{(250\cdot\frac{379}{570})+(1000\cdot\frac{31}{570})+(12.5\cdot\frac{4286}{570})+6.25-(1250\cdot\frac{18}{570})}{3}\approx 93.8$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter R - Review of Basic Concepts - R.2 Real Numbers and Their Properties - R.2 Exercises - Page 23: 132
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