state gov Odisha High Court ASO 2024-25 Mock Test Series Quantitative Aptitude Time and Work Pipe and Cistern
A cistern can be filled by one tap in 2 hours 30 minutes and by another tap in 3 hours 45 minutes. How long will the cistern take to fill, if they are opened together?
1
2 hours
2
6 hr 15 min
3
1 hr 15 min
4
1 hr 30 min