engineering recuitment MAHAGENCO Technician Mock Test Series 2025 Quantitative Aptitude Time and Work Pipe and Cistern
Pipe A can fill a tank in 28 hours. After (1/7)th of the tank is filled, 1 more similar tap is opened. Find the total time taken by pipes to fill the remaining tank completely.
1
10 hours
2
6 hours
3
8 hours
4
12 hours
5
7 hours