Answer
$9$
Work Step by Step
Total duct needed $t=52.6\;ft$.
One section size $a=6\;ft$.
Number of sections required
$=\frac{t}{a}$
Substitute all the values.
$=\frac{52.6\;ft}{6\;ft}$
Simplify.
$=8.766666667$
Rounded value.
$=9$.
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 4 - Section 4.6 - Multiplication and Division of Measurements - Exercise - Page 188: 45
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