If one pipe fill the tank in x hour and other empty in y hour then pipe filled in 1 hour. where (y>x)

If one pipe fill the tank in x hour and other empty in y hour then pipe filled in 1 hour. where (x>y)

If a pipe can fill a tank in x hours: then part filled in 1 hour.

A pipe can fill a tank in 4 hours and another pipe can empty the same tank in 6 hours. When both the pipes are opened simultaneously, the part of tank filled in 1 hour is …………..

A pipe can fill a tank in 4 hours and another pipe can empty the same tank in 6 hours. When both the pipes are opened simultaneously, the part of tank filled in 1 hour is …………..

Ten pipes ar fitted to a tank. Some of these are filling pipes while the others are emptying pipes. Each filling pipe can fill the tank in 8 hours. Each of emptyting pipe can empty it in 16 hours . All the pipes are opened simultaneously. The tank takes 2 hours to be filled. How many filling pipes are fitted to it? Choose the correct answer from the following option.

If a pipe can empty a full tank in y hours: then part emptied in 1hour.