railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Time and Work Pipe and Cistern
Pipes A, B and C can individually fill an empty tank in 6 hours, 8 hours and 12 hours respectively. The tank was filled by simultaneously opening all the pipes in the tank, such that the time for which each pipe was opened is in the ratio 3 ∶ 2 ∶ 1. In how much time the tank will be full?
1
1.2 hrs.
2
2.4 hrs.
3
3.6 hrs.
4
4.8 hrs.