Question
X can do a piece of work in 25 days. He worked at it for
5 days and then Y finished it in 24 days. In how many days can X and Y together finish the work?Solution
Tap A is 100% more efficient than tap B. Both the taps together can fill the tank in 6 hours. Find the time taken by tap C, which is 50% more efficient...
Pipe P can fill a tank in 25 hours and Pipe Q can emptied it is 30 hours. Pipe P starts filling and they opened for 1 hour each alternatively in what ti...
Pipe ‘A’ can fill a tank in 20 hours while pipe ‘B’ takes 30 hours to empty it. Pipe ‘A’ is opened alone when the tank was empty and after 1...
In a party a tank is filled with some quantities of juice. Three vessels of different volume are used to serve the juice. Volume of the smallest vessel ...
Pipe ‘A’ and pipe ‘B’, together can fill 20% of a tank in 6 hours while pipe ‘C’ takes 35 hours to empty it. ...
Pipe A alone fill the tank in x hours and Pipe B alone fill the tank in (x – 8) hours. If the efficiency of pipe B is triple of pipe A and pipe A fill...
A tank can be filled by two pipes, A and B, in 15 minutes and 20 minutes, respectively. Both pipes are opened together, but after 5 minutes, pipe A is c...
Pipe 'A' takes 18 minutes to fill half the tank. Pipe 'B' is 3 times as efficient. What percentage of the tank will both fill in 9 minutes?
The time taken by pipe B3 alone to fill an empty tank completely is half of the time taken by pipe B1 alone to fill the same tank completely. Pipe B2 al...
Pipe ‘A’ takes 40 minutes to fill a tank. Pipe ‘B’ takes 50 minutes to empty the same tank. If pipe ‘B’ is opened 21...
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