If a hallway is 90 feet long & 7 feet wide and it takes 1/2 ounce of cleaning solution to clean 1 square foot, how much cleaning solution is needed to clean the hallway?
2 answers
(90 * 7) / 2 = ______ ounces
Assuming cleaning the floors only:
Amount=rate*area=1/2 oz/ft^2 * 90*7 ft^2
Amount=rate*area=1/2 oz/ft^2 * 90*7 ft^2
1 answer