SOLUTION: you need to paint a rectangular 12 ft x 10 ft wall. One can of paint covers 35 sq ft. How many cans are needed to paint the wall?

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Question 396482: you need to paint a rectangular 12 ft x 10 ft wall. One can of paint covers 35 sq ft. How many cans are needed to paint the wall?
Found 2 solutions by richard1234, rfer:
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
The area of the wall is 120 sq ft.

120 sq ft / 35 sq ft = 3.428... so four cans are required.

Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
12*10=120
120/35=3.4
4 whole cans needed