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Posted By: nemo       Member Level: Diamond       Posted Date: 25 Jul 2007       Category: Aptitude Test

A large tanker can be filled by two pipes A and B in 60 minutes and 40 minutes respectively. How many minutes will it take to fill the tanker from empty state if B is used for half the time and A and B fill it together for the other half ?



Select Answer:

15 min
20 min
27.5 min
30 min




      
Your Test Score: 0 / 0



Next Question: Two taps A and B can fill a tank in 5 hours and 20 hours respectively. If both the taps are open then due to a leakage, it took 30 minutes more to fill the tank. If the tank is full, how long will it take for the leakage alone to empty the tank?
Previous Question: A pump can fill a tank with water in 2 hours. Because of a leak, it took 2? hours to fill the tank. The leak can drain all the water of the tank in :
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