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Answered by **konrad509**

2 hours

Answered by **AL2006**

Paul paints 1/6 of the room each hour.Joel paints 1/3 of the room each hour.Working together, they paint (1/6 + 1/3) of the room each hour.In order to add the fractions, you need a common denominator.6 will work:(1/6 + 1/3) = (1/6 + 2/6) = 3/6 = 1/2Together, they can paint at the rate of 1/2 room/hour .This rate of work produces 2 hour/room.

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