Elementary Technical Mathematics

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 50: 86


90$\frac{1}{2}$ in

Work Step by Step

Given - the saw blade removes an additional $\frac{1}{8}$ in of wood each time a board is cut We need to find the shortest length of the board that allow us to cut 5 pieces each of length 18 in = 5 x 18 in + 4 x $\frac{1}{8}$ in = 90 + $\frac{1}{2}$ in =$\frac{180}{2}$ in + $\frac{1}{2}$ in = $\frac{181}{2}$ in =90$\frac{1}{2}$ in
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