engineering recuitment MPPGCL JE 2024 Mock Test Quantitative Aptitude Time and Work Pipe and Cistern
Pipes A and B can fill a tank in 8 hours and 12 hours, respectively whereas pipe C can empty the full tank in 6 hours. A and B are opened for 3 hours and then closed and C is opened instantly. C will empty the tank in:
1
4(1/2) hours
2
3(3/4) hours
3
4(1/4) hours
4
3(1/2) hours