11. For a community service project, members of the junior class at San Carlos High School are going to varnish the rectangular dining room floor of a local nursing home.The floor is 60 feet wide and 80 feet long. Under the assumption that 1 can of varnish covers exactly 250 square feet, what is the minimum number of cans of varnish they will need in order to put 1 coat of varnish on this floor?

Answer and Explanation

Your Answer is

Correct Answer is E

Explanation

A bucket of paint can cover 250 square feet, and the area of ​​the room is 60×80=4800, so the required quantity is 4800÷250=19.2, that is, at least 20 buckets are needed, so choose E