One tap can fill a water tank in 3 hours and another tap can empty it in 4 hours. If the tank is onethird full and both the taps are opened together, then the time taken to fill the tank will be

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One tap can fill a water tank in 3 hours and another tap can empty it in 4 hours. If the tank is onethird full and both the taps are opened together, then the time taken to fill the tank will be






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