document.write( "Question 321249: I purchase 18\"x18\" tiles and they are sold 6 to a carton, how many cartons are needed for a 12'x9' floor? \n" ); document.write( "
Algebra.Com's Answer #230068 by checkley77(12844)\"\" \"About 
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12*9=108 ft^2 is the floor area.
\n" ); document.write( "18*18=1.5*1.5=2.25 ft^2 for each tile
\n" ); document.write( "6*2.25=13.5 ft^2 per carton
\n" ); document.write( "108/13.5=8 cartons of tile will be needed.
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