engineering recuitment MAHAGENCO Technician Mock Test Series 2025 Quantitative Aptitude Time and Work Pipe and Cistern
Pipes A and B together take 20 hours, B and C together take 15 hours, and C and A together take 12 hours to fill a tank. In what time will the tank be filled if all 3 pipes work together?
1
10 hours
2
15 hours
3
12.5 hours
4
5 hours
5
7.5 hours