the NAWASA'S water tank truck stored water to be distributed to the CSNHS, liboton evacuees. one pipe filled the tank 15 minutes slower than the other. if both pipe will be open at the same time. it will filled the tank in 18 minutes. what is the filling timw for each pipe?
Mathbot Says...
I wasn't able to parse your question, but the HE.NET team is hard at work making me smarter.