Answer
$70.4 \ cm^3$
Work Step by Step
The amount (volume) of molten alloy needed equals the volume of the cylinder:
$$
Volume= r^2 \pi h=2^2 \pi \times 5.6=70.37 \ cm^3\approx 70.4~cm^3
.$$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 12 - Review - Page 444: 30
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