Answer
$45\frac{1}{2}\text{ ft}$
Work Step by Step
Each rod makes $6\frac{1}{2}$ ft so seven rod will make:
$=7 \times 6\frac{1}{2}
\\=7 \frac{2(6)+1}{2}
\\=7 \times \frac{13}{2}
\\=\frac{7(13)}{2}
\\=\frac{91}{2}
\\=45\frac{1}{2}\text{ ft}$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 1 - Section 1.8 - Multiplication and Division of Fractions - Exercise - Page 48: 37
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