Posted by Need Help on Wednesday, May 4, 2011 at 8:39pm.
A gallon of paint costs $20 and covers 465 square feet. Three coats of paint are recommended for even coverage. The room to be painted is 12 feet high, 20 feet long, and 20 feet wide.
How many gallons are needed to paint the walls?

Geometry  Ms. Sue, Wednesday, May 4, 2011 at 8:46pm
A = 4 * 12 * 20
A = 960 sq. ft.
960 * 3 = 2,880
2,880 / 465 = ?