state gov Allahabad High Court Group D Mock Test Series 2024 Quantitative Aptitude Time and Work Pipe and Cistern
A tank gets filled by a pipe in 2 hours. But due to a leak, it takes 30 more minutes to fill the tank. How long will it take a full tank to get emptied by the leak, when the pipe is closed?
1
10 hours
2
2 hours 45 minutes
3
5 hours
4
2 hours 30 minutes