BANK MP Cooperative Bank Clerk and Committee Manager Mock Test Quantitative Aptitude Time and Work Pipe and Cistern
Two pipes A and B alone can fill a cistern in 15 minutes and 25 minutes respectively. If both pipes A and B are opened together, then after how much time pipe A is closed so that cistern is full in 15 minutes?
1
4 minutes
2
2 minutes
3
6 minutes
4
5 minutes
5
3 minutes