SSC IB Security Assistant & MTS Mock Test Series 2023 Quantitative Aptitude Time and Work Pipe and Cistern
Pipe A can fill an empty tank in 10 h, Pipe B can fill the same tank, when empty, in 15 h, and Pipe C can empty the same tank, when completely full, in 12 h. Find the time taken to fill half the tank if all three pipes are opened simultaneously when the tank is empty.
1
6 h
2
4 h
3
12 h
4
8 h