Write a proportion that can be used to solve the problem. Then solve the equation to obtain the answer.
-A bag of fertilizer covers 2000 square feet of lawn. Find how many bags of fertilizer should be purchased to cover a rectangular lawn 380 feet by 240 feet.
A) 45 bags
B) 4560 bags
C) 456 bags
D) 46 bags

Question

Quizplus · Accepted Answer

First, calculate the area of the lawn: 380 feet * 240 feet = 91,200 square feet. Then, set up the proportion: 1 bag/2000 square feet = x bags/91,200 square feet. Solving for x gives x = 91,200 / 2000 = 45.6. Since you can't purchase a fraction of a bag, round up to 46 bags.

Write a Proportion That Can Be Used to Solve the Problem