Answer
a) His average test score is $83$ points
b) His average test score is $91$ points
Work Step by Step
a) $\frac{332}{4} = 83$
b) $\frac{637}{7} = 91$
Basic College Mathematics (10th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0134467795
ISBN 13:
978-0-13446-779-5
Chapter 9 - Basic Algebra - 9.5 Evaluating Expressions and Formulas - 9.5 Exercises - Page 662: 45
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