document.write( "Question 220391: A man can paint his home in 6 days. His sone can do the same job in 12 days. How long does it take, if the father and son paint the same house together? \n" ); document.write( "
Algebra.Com's Answer #165458 by checkley77(12844)\"\" \"About 
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6*12/(6+12)=72/18=4 HOURS TO DO THE JOB TOGETHER. \n" ); document.write( "
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