document.write( "Question 976990: 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 feet? \n" ); document.write( "
Algebra.Com's Answer #598488 by stanbon(75887)\"\" \"About 
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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 feet?
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\n" ); document.write( "Use a proportion::
\n" ); document.write( "time/area = time/area
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\n" ); document.write( "t/(15*16) = (3/4)/144
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\n" ); document.write( "t = (3/4)(15*16)/144
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\n" ); document.write( "t = (3*15*4)/144
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\n" ); document.write( "t = 15/12 = 5/4 = 1hr 15min
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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