BANK IBPS RRB PO Mock Test Series 2025 (Pre + Mains) Quantitative Aptitude Time and Work Pipe and Cistern
A tank can be filled by Pipe A and Pipe B in 4 hours and 6 hours respectively and pipe C can empty it in 5 hours. If pipe A starts the work and after 1 hour, B is opened too and after 1 hour, C is opened too. Find the total time taken to fill the tank.
1
35/12 hours
2
46/13 hours
3
49/15 hours
4
47/11 hours
5
38/7 hours