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IBPS Clerk Prelims Model Paper 23

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Question : 56

Total: 100

A tank of capacity 25 litres has an inlet tap and an outlet tap. If both the taps are opened simultaneously, the tank is filled in 5 minutes.
But if the outlet flow rate is doubled and both the taps are opened, the tank never gets filled up.
Which of the following can be the outlet flow rate (in litres/min)?

2
6
4
3
1

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