SOLUTION: If sally can paint a house in 4 hours and John can paint a house in 6 hours, how long does it take them together.

SOLUTION: If sally can paint a house in 4 hours and John can paint a house in 6 hours, how long does it take them together.

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Question 803954: If sally can paint a house in 4 hours and John can paint a house in 6 hours, how long does it take them together.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
2.4 hours
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