Asked by kv

If jen can paint a room in 7 hours and jen and keith can paint the room in 4 hours. how long will it take keith to paint the room alone?

11 years ago

Answered by Steve

1/k + 1/7 = 1/4
Now just solve for k.

11 years ago

Answered by Cesar

Is the answer x= 28/3

10 years ago

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