Sakthivel

CAT Preparation Community 2y ago

5 taps with efficiencies in the ratio 1:2:3:4:5 is Used to fill a water tank. They work in a particular Way Such that when each of exactly 3 taps are opened together. the possible groups of 3 taps are opened for exactly one hour, 60% of the tank is filled. How many hours will it take to fill an in empty the taps when all pipes are opened together?