engineering recuitment OSSC Combined Technical Services (ଓଡିଶା) Mock Test 2023-24 Quantitative Aptitude Time and Work Pipe and Cistern
Two pipes can fill a cistern in 3.9 hrs and 5.2 hrs respectively while a third pipe can empty a cistern in 10.4 hrs. When the tank \(\frac{1}{12}\) is full, all the three pipes are opened simultaneously. How long will it take to fill the tank completely?
1
2 hours 45 minute
2
2 hours 10 minute
3
2 hours 11
4
2 hours 36 minute