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September 20, 2014

September 20, 2014

Posted by **Meg** on Tuesday, March 11, 2014 at 2:30am.

closet. Each gallon of paint

covers 275 square feet. The

closet is in the shape of a right

rectangular prism. The floor is 9 feet wide

and 7 feet long. The ceiling is 8 feet high. How

many gallons of paint should Minnie buy to cover the four

walls and the ceiling with two coats of paint?

- Math -
**Steve**, Tuesday, March 11, 2014 at 5:02am2 walls are 9x8

2 walls are 7x8

ceiling is 9x7

2(2*9*8 + 2*7*8 + 9*7)/275 = 2.32

so, 3 cans of paint

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