SSC Delhi Police Constable 2025 Mock Test Series (New) Quantitative Aptitude Time and Work Pipe and Cistern
A tap can fill a tank in 6 hours. After half the tank is filled, three more similar taps are opened. What is the total time taken to fill the tank completely?
1
4 hours 15 min
2
4 hours
3
3 hours 45 min
4
3 hours 15 min