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
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 2 - Section 2.5 - Formulas and Problem Solving - Exercise Set - Page 149: 49
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
