engineering recuitment FCI JE 2022 Mock Test for CE/ME/EE (Phase I & II) Quantitative Aptitude Time and Work Pipe and Cistern
Two Pipes X and Y can fill a cistern in 10 hrs and 15 hrs respectively. If two pipes are working simultaneously then how much time will the tank be filled?
1
12 hr
2
10 hr
3
6 hr
4
14 hr
5
None of these