defence exam SSB Head Constable (Communication) 2023 Mock Test Quantitative Aptitude Time and Work Pipe and Cistern
A reservoir is filled by 2 inlets P and Q in 4 hours.Inlet P is 4 times as fast as Q. How much time will inlet P, alone take to fill the tank?
1
5 hours
2
3 hours
3
9 hours
4
4 hours