insurence exam LIC HFL Assistant/Assistant Manager Mock Test Series Quantitative Aptitude Time and Work Pipe and Cistern
A pipe can fill a tank in 6 hours. After one third of the tank is filled, three more similar pipes are opened. What is the total time taken to fill the tank completely?
1
6 hours
2
2 hours 25 minutes
3
4 hours 25 minutes
4
3 hours
5
None of these