Answer
$31\frac{1}{4}$
Work Step by Step
$12\frac{1}{2}.2\frac{1}{2}$
= $\frac{25}{2}\times\frac{5}{2}$
= $\frac{25\times5}{2\times2}$ (Multiply the nominator and denominator)
= $\frac{125}{4}$
=$31\frac{1}{4}$
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 2 - Multiplying and Dividing Fractions - Mixed Review Exercises - Page 192: 3
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