BANK IBPS RRB PO Mock Test Series 2025 (Pre + Mains) Quantitative Aptitude Time and Work Pipe and Cistern
Two pipes A and B can fill a 1/4th filled cistern in 15 and 20 minutes respectively while pipe C can empty that exact 1/4th filled cistern in 10 minutes. Find the time required to fill the cistern if all three pipes are open when the cistern itself is empty.
1
20 minutes
2
16 minutes
3
18 minutes
4
24 minutes
5
12 minutes