SSC Delhi Police Constable 2025 Mock Test Series (New) Quantitative Aptitude Time and Work Pipe and Cistern
Pipe A can fill a tank in 10 hours, pipe B in 20 hours and pipe C in 60 hours. If all the pipes are opened simultaneously, in how many hours will the tank be filled?
1
\(1 \frac{3}{4}\) hours
2
\(7 \frac{1}{3}\) hours
3
6 hours
4
3 hours