A large tanker can be filled by taps A and B in 60 minutes and 40 minutes respectively. If pipe B is filled half...

A large tanker can he 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? 15 m in b. 20 m in c. 30 m in d. 27. 5 m in

A large tanker can be filled by two pipes A and B in 60 min and 40 min, 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?

An empty tank can be filled by two pipes individually in 30 minutes and 60 minutes respectively. There is also a pipe which can empty the full tank in 45 minutes.If all the three pipes are open,how much time does it take to fill the empty tank ?

An empty tank can be filled by two pipes individually in 30 minutes and 60 minutes respectively. There is also a pipe which can empty the full tank in 45 minutes.If all the three pipes are open,how much time does it take to fill the empty tank ?

A and B are two taps which can fill a tank individually in 10 minutes and 20 minutes respectively. However, there is a leakage at the bottom, which can empty a filled tank in 40 minutes. If the tank is empty initially, how much time will both the taps take to fill the tank with leakage ?