Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10:
ISBN 13:

Chapter 2 - Multiplying and Dividing Fractions - 2.8 Multiplying and Dividing Mixed Numbers - 2.8 Exercises - Page 179: 49

Answer

Estimate 36 mph Exact $33 \frac{11}{16}$ mph

Work Step by Step

$5 \frac{1}{2} \times 6 \frac{1}{8}$ Estimate Round fractions to the nearest whole number $6 \times 6 = 36$ Exact Convert mixed numbers to improper fractions and multiply. $\frac{11}{2} \times \frac{49}{8}$ = $\frac{539}{16}$ Convert improper fractions to mixed numbers $33 \frac{11}{16}$
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