Three pipes A, B and C can fill a tank in 6 hours. After working together for 2 hours, C is closed and A and B can fill the remaining part in 7 hours. The number of hours taken by C alone to fill the tank is? Mark as favorite Copy Link 10 12 14 16 Check Answer
Two pipes A and B can fill a cistern in 37 and 1/2 minutes and 45 minutes respectively. Both pipes are opened. The cistern will be filled just in half an hour, if the pipe B is turned off after? Mark as favorite Copy Link 15 minutes 10 minutes 5 minutes 9 minutes Check Answer
A tap takes 36 hours extra to fill a tank due to a leakage equivalent to half of its inflow. The inflow can fill the tank in how many hours? Mark as favorite Copy Link 36 hrs 24 hrs 30 hrs 18 hrs Check Answer
A cistern has two pipes. One can fill it with water in 8 hours and other can empty it in 5 hours. In how many hours will the cistern be emptied if both the pipes are opened together when 3/4 of the cistern is already full of water? Mark as favorite Copy Link 13 and 1/3 hours 10 hours 6 hours 3 and 1/3 hours Check Answer
A pipe of diameter d can drain a certain water tank in 40 minutes. The time taken by a pipe of diameter 2d for doing the same job in? Mark as favorite Copy Link 5 minutes 10 minutes 20 minutes 80 minutes Check Answer
A tank can be filled by pipe A in 2 hours and pipe B in 6 hours. At 10 A.M. pipe A was opened. At what time will the tank be filled if pipe B is opened at 11 A.M? Mark as favorite Copy Link 12.45 A.M. 5 P.M. 11.45 A.M. 12 P.M. Check Answer
One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, the slower pipe alone will be able to fill the tank in? Mark as favorite Copy Link 81 minutes 108 minutes 144 minutes 192 minutes Check Answer
Three taps A, B, C can fill an overhead tank in 4, 6 and 12 hours respectively. How long would the three taps take to fill the tank if all of them are opened together? Mark as favorite Copy Link 2 hrs. 4 hrs. 3 hrs. 5 hrs. Check Answer
A pipe can empty a tank in 40 minutes. A second pipe with diameter twice as much as that of the first is also attached with the tank to empty it. The two together can empty the tank in? Mark as favorite Copy Link 8 minutes 13 and 1/3 minutes 30 minutes 38 minutes Check Answer
A cistern is provided with two pipes A and B. A can fill it in 20 minutes and B can empty it in 30 minutes. If A and B be kept open alternately for one minute each, how soon will the cistern be filled? Mark as favorite Copy Link 121 minutes 110 minutes 115 minutes 120 minutes Check Answer