document.write( "Question 444102: Jane can paint a 12 foot by 12 foot wall in 3/4 of an hour. How long will it take her to paint another wall that is 15 x 16 ft. Do not use cross multiplication.Draw a picture. \n" ); document.write( "
Algebra.Com's Answer #309275 by rwm(914)\"\" \"About 
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12*12=144 sq ft
\n" ); document.write( "15*16=20*12=240
\n" ); document.write( "20*12/12*12
\n" ); document.write( "20/12=5/3
\n" ); document.write( "5/3*3/4=5/4 hrs= 1.25 hrs
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