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Posted By: P VELAYUDHAN. Member Level: Gold Posted Date: 17 Mar 2008 Category: Aptitude Test

A tap can fill a tank in 2 hours and another tap in 3 hours. A drain pipe, if opened , will empty a full tank in 6 hours. The tank is empty; By oversight, the drain pipe is kept open. Now if both the taps are also kept open, how long will it take for the tank to get filled?

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1 hour
1 hour 30 min
1 hour 45 min
2 hour 15 min

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A tap can fill a tank in 2 hours and another tap in 3 hours. A drain pipe, if opened , will empty a full tank in 6 hours. The tank is empty; By oversight, the drain pipe is kept open. Now if both the taps are also kept open, how long will it take for the tank to get filled?

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