A hallway measuring 90 feet by 7 feet requires 1/2 a fluid ounce of cleaning solution per square foot. How much cleaning solution is required to clean the hallway?
1 Answer
Jul 14, 2016
315 fluid ounces
Explanation:
The area of the hallway floor is found using the formula for the area of a rectangle (we can do it with integration but there's no point in such a simple case).
Amount of cleaning solution required given by: