Question

A heavy plastic rectangular sheet used in constructing greenhouses has an area of 80 ft by 40 ft. The entire sheet weighs 480 pounds. What is the weight per square foot of the sheet? A. 0.15 lb/ft B. 0.15 ft2/lb C. 0.15 ft2/lb2 D. 0.15 lb/ft2

Answer 1

A

Explanation:

Answer 2

The area of the sheet is 80x40= 3200 sq ft. To find the weight per square foot, simply take the weight and divide that number by the area = 480 lbs/ 3200 sq ft= 0.15 lb/ sq ft or answer A.