BANK IBPS RRB Clerk 2025 Mock Test Series (Pre + Mains) Quantitative Aptitude Time and Work Pipe and Cistern
Two pipe can fill a tank in 18 minutes and 15 minutes. An outlet pipe can empty the tank in 45 minutes. In how much time three pipe can fill the tank.
1
10
2
20
3
30
4
40
5
None