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the act or process of superseding especially : the replacement of an old or inferior queen bee by a young or superior queen.
If a tank can be filled by a tap in 20 hours, but due to an outlet, it actually takes 8 hours longer to fill the tank, find the duration in which the ou...
Pipe ‘A’ and pipe ‘B’, together can fill 20% of a tank in 6 hours while pipe ‘C’ takes 36 hours to empty it. ...
Pipe A can empty a completely filled tank in 40 hours. Pipe B and A together can fill an empty tank completely in (z+4) hours. The efficiency of pipe B ...
Three pipes are connected to a cistern such that pipes A and B can fill the cistern in 12 minutes and 18 minutes respectively, and pipe C can empty the ...
Two pipes A and B can fill a tank in 24 min and 32 min respectively. If both the pipes are opened simultaneously, after how much time B should be closed...
Two vessels 'A' and 'B' contains 480 litres, each of pure milk and pure water, respectively. 120 litres of milk is withdrawn from vessel 'A' and poured ...
If a tank can be filled by a tap in 14 hours, but due to an outlet, it actually takes 7 hours longer to fill the tank, find the duration in which the ou...
Tap A can fill a tank in 8 hours. Tap B can fill 12.5% part of the same tank in 2 hours, whereas Tap C can alone empty a tank in ‘x’ hours. 5/8 part...
An inlet pipe can fill a tank in 10 hours, whereas an outlet pipe can empty the same tank in 25 hours. Find the time taken by two such inlet pipes and o...
In bucket A and B, the quantity of mixture are (3z-25) litre and (5z+25) litre respectively. If (y-15) and (y+60) litres of water is mixed in bucket A a...