Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 2 - Section 2.5 - Formulas and Problem Solving - Exercise Set: 49

Answer

2 bags

Work Step by Step

Area of lawn = ½ (a + b)h = ½ (70 + 130)(60) = 6000 No. of bags of fertiliser needed = $\frac{6000}{4000}$ = 1.5 $\approx$ 2
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