Home
Class 12
MATHS
A cistern has three taps in all. two tap...

A cistern has three taps in all. two taps are used for filling the cistern and the third one is used to empty the cistern. the first two taps fill the cistern in 13 minutes and 11 minutes respectively. when all the three taps are open, the empty cistern is filled in 30 minutes. how long will the third tap (waste pipe) take to empty the cistern completely?

Promotional Banner

Similar Questions

Explore conceptually related problems

A cistern has two taps which fill it in 12 minutes and 15 minutes respectively.There is also a waste pipe in the cistern.When all the three are opened,the empty cistern is full in 20 minutes.How long will the waste pipe take to empty the full cistern?

A cistern has two taps which fill it in 12 minutes and 15 minutes respectively. There is also a waste pipe in the cistern. When all the three are opened, the empty cistern is full in 20 minutes. How long will the waste pipe take to empty the full cistern ?

A cistern has two taps which fill it in 12 minutes and 15 mintues respectively . There is also a waste pipe in the cistern. When all the pipes are opened , the empty cistern is filled in 20 mintues. How long will the waste pipe take to empty a full cistern ?

Two pipes A and B can fill a cistern in 24 minutes and 30 minutes, respectively. There is also an outlet C. If all the three pipes are opened together, the cistern is filled in 20 minutes. How much time will be taken by C to empty the full cistern?

Two taps can separately fill a cistern in 10 minutes and 15 minutes respectively and when the waste pipe is opened , they can together fill it in 18 minutes . The waste pipe can empty the full cistern in

Two taps can separately fill a cistern in 10 minutes and 15 minutes , respectively and when the waste pipe is open , they can together fill it in 18 mintutes . The waste pipe can empty the full cistern in