document.write( "Question 169763: Calculate the number of gallons of paint required to paint the outside walls of a barn that measures 50 feet by 100 feet. Each wall is 12 feet high and each gallon of paint covers 600 square feet.\r
\n" ); document.write( "\n" ); document.write( "The answer I came up with is 8.3 which is wrong.
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Algebra.Com's Answer #125123 by Alan3354(69443)\"\" \"About 
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Calculate the number of gallons of paint required to paint the outside walls of a barn that measures 50 feet by 100 feet. Each wall is 12 feet high and each gallon of paint covers 600 square feet.
\n" ); document.write( "The answer I came up with is 8.3 which is wrong.
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\n" ); document.write( "I think you used 50*100, which is the area of the floor.
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\n" ); document.write( "Find the area of the walls. Two are 12 by 50 = 600 sf each. The other 2 are 12 by 100 = 1200 sf each.
\n" ); document.write( "The total is 2*600 + 2*1200 = 3600 sq feet
\n" ); document.write( "3600/600 = 6 gallons.\r
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