Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Quantitative Aptitude Time and Work Pipe and Cistern
Two water pipes can fill a tank in 10 minutes and 15 minutes, respectively, if each of them is used separately. If both the pipes are used to fill the tank simultaneously, how long will it take to fill the tank?
1
6 minutes
2
8 minutes
3
7.5 minutes
4
9 minutes