SOLUTION: if patty can paint a house in 4 hours and jimmy can paint the same house in 6 hours how long wouls it take to paint the house together? please someone help i havent been in school

Question 232493: if patty can paint a house in 4 hours and jimmy can paint the same house in 6 hours how long wouls it take to paint the house together? please someone help i havent been in school for a long time and i have forgotten everything. Jenn
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
if patty can paint a house in 4 hours and jimmy can paint the same house in 6 hours how long wouls it take to paint the house together?
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P does 1/4 of the house per hour.
J does 1/6 per hour.
Together, they do 1/4 + 1/6 per hour = 5/12 per hour
--> 12/5 hours per house
= 2.4 hours

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