engineering recuitment AAI ATC Junior Executive 2025 Mock Test Series Quantitative Aptitude Time and Work Pipe and Cistern
Two taps X and Y together can fill a tank in 36 hours, Y and Z in 48 hours and X and Z in 72 hours. If all the three taps are opened, then in how much time (in hours) the tank will be completely filled?
1
16
2
32
3
22
4
36