SOLUTION: Sally can paint a room in 7 hours while it takes Steve 9 hours to paint the same room. How long would it take them to paint the room if they worked together?

SOLUTION: Sally can paint a room in 7 hours while it takes Steve 9 hours to paint the same room. How long would it take them to paint the room if they worked together?

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Question 1069788: Sally can paint a room in 7 hours while it takes Steve 9 hours to paint the same room. How long would it take them to paint the room if they worked together?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
Their rate working together:

Now just do the arithmetic.

How many "rooms" in how much time?
How much time for ONE room?
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