document.write( "Question 887272: The north wall of a barn is a rectangle 21 feet high and 76 feet long. There are four windows in the wall, each 4 by 6 feet. If a gallon of paint will cover 375 ft2, how many gallons of paint must the painter buy to paint the wall? \n" ); document.write( "
Algebra.Com's Answer #536574 by josgarithmetic(39617)\"\" \"About 
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The area to be painted: \"21%2A76-4%284%2A6%29\", square feet. That is the Dimensions area minus the total window Dimensions area.\r
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\n" ); document.write( "\n" ); document.write( "Area to Paint: 1500 square feet.\r
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\n" ); document.write( "\n" ); document.write( "How much paint?
\n" ); document.write( "\"1500%2Aft%5E2%281%2Agal%2F%28375%2Aft%5E2%29%29\"
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