state gov MP Forest Guard and Jail Prahari Mock Test 2023 Quantitative Aptitude Time and Work Pipe and Cistern
The ratio of efficiencies of three pipes A, B and C is 5 ∶ 6 ∶ 12. A and B are inlet pipes, while C is an outlet pipe. The average of the quantity of water that can be filled by alone pipes A and B in an hour is 11 liters. If all the three pipes are opened simultaneously, then in how many hours will a tank of 120 liters capacity be emptied?
1
73hours
2
60 hours
3
45hours
4
55 hours