Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Quantitative Aptitude Time and Work Pipe and Cistern
A tank is normally filled in 6 hours but it takes 4 hours longer to fill because of a leak in its bottom. If the tank is full, the leak will empty it in
1
24 hours
2
15 hours
3
12 hours
4
10 hours