engineering recuitment OSSC Soil Conservation Extension Worker - CHSL Mock Test Series 2024 Quantitative Aptitude Time and Work Pipe and Cistern
Pipes A and C can fill an empty cistern in 16 and 24 hours respectively while Pipe B can drain the filled cistern in 12 hours. If the three pipes are turned on together when the cistern is empty, how many hours will it take for the cistern to be full?
1
64
2
96
3
72
4
48