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It takes 2 hours for faucet A to fill a tank, and it takes faucet B 3 hours. How many hours will it take the faucet to fill the tank together

 Mar 9, 2020
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1/2 hours   + 1/3 hours  = 1/combined hours

 

3 /6  + 2/6  = 5/6 = 1/combined hours

  combined hours = 6/5 hour  = 1  1/6 hour       (1 hour 10 minutes)

 Mar 9, 2020

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