document.write( "Question 970227: If Joe can paint a house in 6 hours, and Bill can paint a house in 6 hours. How long would it take them to paint a house together? \n" ); document.write( "
| Algebra.Com's Answer #592869 by macston(5194)     You can put this solution on YOUR website! . \n" ); document.write( "Joe paints 1 house/6 hours=1/6 house/hour \n" ); document.write( "Bill paints 1 house/6 hours=1/6 house/hour \n" ); document.write( "Together: 1/6 house/hour+1/6 house/hour=2/6 house/hour=1/3 house/hour \n" ); document.write( "1 house/(1/3 house/hour)=3 hours \n" ); document.write( "ANSWER: It would take Bill and Joe 3 hours to paint a house together. \n" ); document.write( " |