IBPS Clerk Prelims 2 Sep 2023 Shift 1 Paper

There are three pipes A , B and C connected with the tank A and B are the inlet pipes and time taken by them to fill the tank is 54 minutes and 72 minutes respectively.If Pipe C is an outlet pipe can empty the tank in 108 minutes. If A and B opened for 10 minutes and time taken by  pipe C to empty the tank.