Question

Three pipes A, B and C together can fill a tank in 6 hours. C is closed after 2 hour, of opening. A and B can fill the remaining part of the tank in 7 hour. In how much time C alone can fill it?​

Answer 1

Answer:

in 18 hour c pipe can fill the tank because 6 hour 3 pipes can the fill tank to only 6 x 3 =18

Step-by-step explanation:

3 pipes a , b , c