Linear Systemshard
0:00.0
Pipe A fills a tank in 4 hours, Pipe B in 6 hours, and Pipe C drains it in 12 hours. If all three are opened simultaneously, how long does it take to fill the tank?
Pipe A fills a tank in 4 hours, Pipe B in 6 hours, and Pipe C drains it in 12 hours. If all three are opened simultaneously, how long does it take to fill the tank?