Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 7 - Section 7.1 - Ratio - Exercises: 45

Answer

9:25

Work Step by Step

2 ft 3$in^{2}$ of sand = 24 $in^{2}$ + 3 $in^{2}$ = 27 $in^{2}$ 6 ft 3in of topsoil 72$in^{2}$ + 3$in^{2}$ = 75$in^{2}$ sand: topsoil 27:75 Simplify 9:25
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