SOLUTION: if one painter can paint a house in 5 days and another painter can paint the same house in 4 days, how long will it take them to paint the house together?

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 Click here to see ALL problems on Rate-of-work-word-problems Question 450204: if one painter can paint a house in 5 days and another painter can paint the same house in 4 days, how long will it take them to paint the house together?Answer by edjones(7569)   (Show Source): You can put this solution on YOUR website!The 1st can do 1/5 the job in a day and the 2nd 1/4 the job in a day. Together: 1/5 + 1/4 = 1/t 4/20 + 5/20 = 1/t 9/20=1/t t=20/9 hrs. . Ed