SSC SSC CPO Mock Test Series 2025 (Tier I & II) (DP SI & CAPF) Quantitative Aptitude Time and Work Pipe and Cistern
Two pipes P and Q can fill a tank in 3 hrs. and 4 hrs. respectively. If both pipes are opened together, then after what time, should P be closed so that the tank is full in 2 hrs. from the start
1
1 hr. 10 min
2
1 hr. 15 min
3
1 hr. 20 min
4
1 hr. 30 min