SOLUTION: If Sally can paint a house in 4 hours, and John can paint the same house in 6 hours, how long will it take for both of them to paint the house together?

Algebra ->  Rate-of-work-word-problems -> SOLUTION: If Sally can paint a house in 4 hours, and John can paint the same house in 6 hours, how long will it take for both of them to paint the house together?       Log On


   

Question 21534: If Sally can paint a house in 4 hours, and John can paint the same house in 6 hours, how long will it take for both of them to paint the house together?
Answer by Paul(988) About Me  (Show Source):
You can put this solution on YOUR website!
1/4+1/6
3/12+2/12
5/12
Hence it takes them 5/12hours to [paint the house together