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Sarah and Janie are painting a room. If Sarah can paint the room in 5 hours and Janie can paint the room in 7 hours, how long will it take them to paint the room if they work together?
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Sarah and Janie are painting a room. If Sarah can paint the room in 5 hours and Janie can paint the room in 7 hours, how long will it take them to paint the room if they work together?

User Ian Wilson
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8.3k points

1 Answer

4 votes
I think it’s 2.9166 hours
User Haakonkas
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7.0k points
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