document.write( "Question 1036658: If it takes 5 people 12 hours to paint 3 identical houses, then how many hours will it take 4 people working at the same rate to paint 5 identical houses? (Assume they work at the same rate.) \n" ); document.write( "
Algebra.Com's Answer #651373 by josgarithmetic(39617)\"\" \"About 
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r, rate of one person
\n" ); document.write( "t, unknown amount of time\r
\n" ); document.write( "\n" ); document.write( "Best to say, \"Assume EACH PERSON works at the same rate\".\r
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\n" ); document.write( "\n" ); document.write( "\"system%285r%2A12=3%2C4r%2At=5%29\"
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