[" 5.If "6" oil tankers can be filled by a pipe in "41/2" hours,how long does the pipe take to fill "4" sis: "],[" tankers? "]

If 6 oil tankers can be filled by a pipe in 4 1/2 hours, how long does the pipe take to fill 4 such oil tankers?

If 6 oil tankers can be filled by a pipe in 4(1)/(2) hours,how long does the pipe take to fill 4 such oil tankers?

A tank can be filled by 5 pipes in 80 minutes. How long it will take to fill the tank by 8 pipes of same size?

A cistern can be filled by a tap in 6hours and emptied by an outlet pipe in 8 hours.How long will it take to fill the cistern if both the tap and the pipe are opened together?

A cistern can be filled by a tap in 6 hours and emptied by an outlet pipe in 8 hours. How long will it take to fill the cistern if both the tap and the pipe are opened together ?

A cistern can be filled by a tap in 6 hours and emptied by an outlet pipe in 8 hours. How long will it take to fill the cistern if both the tap and the pipe are opened together ?

10 pipes of the same diameter can fill a tank in 24 minutes.If 2 pipes gp out of order.how long will the remaining pipe take to fill the tank?