Two pipes A & B can fill a tank in 24 min. & 32 min. respectively . If both the pipe are opened simultaneously, after how much time B should be closed so that the tank is full in 18 min?
Reveal answer
Fill a bubble to check yourself
Two pipes A & B can fill a tank in 24 min. & 32 min. respectively . If both the pipe are opened simultaneously, after how much time B should be closed so that the tank is full in 18 min?