A water tank is two –fifth full . Pipe A can fill a tank in 10 minutes and pipe B can empty it in 6 minutes . If both the pipes are open, how long will it take to empty or fill the tank completely ? Options: A . &nbsp6 min. to fill B . &nbsp6 min. to empty C . &nbsp8 min. to fill D . &nbsp8 min. to empty

A water tank is two –fifth full . Pipe A can fill a tank in 10 minutes

Question

A water tank is two –fifth full . Pipe A can fill a tank in 10 minutes and pipe B can empty it in 6 minutes . If both the pipes are open, how long will it take to empty or fill the tank completely ?

Options:

A . 6 min. to fill

B . 6 min. to empty

C . 8 min. to fill

D . 8 min. to empty

Answer: Option B

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Question 1. Pipe A can fill a tank in 5 hours , Pipe B in 10 hours and pipe C in 30 hours. If all the pip....open, in how many hours will the tank be filled?

Question 2. Pipes A and B can fill a tank in 5 and 6 hours respectively . Pipe C can empty it in 12 hours . If all the three pipe....how many hours the tank will be filled ?

Question 3. A pump can fill a tank with water in 2 hours . Because of a leak , it took \(2\frac{1}{3}\) hours to fill the t....leak can drain all the water of the tank .

Question 4. Two pipes A and B together can fill a cistern in 4 hours. Had the been opened separately , then B would have taken 6 ....taken by A to fill the cistern separately ?

Question 5. One pipe can fill a tank three times as fast as another pipe . If together the two pipes can fill the tank in 3....pipe alone will be able to fill the tank .

Question 6. A tank is filled in 5 hours by three pipes A ,B and C . The pipe C is twice as fast as B and B is twice as fast as A ....will pipe A alone take to fill the tank ?

Question 7. Two pipe s A and B can fill a tank in 10 minutes and 15 minutes respectively . If both the tape are opened simulta....take to fill the tank by tape B ?

Question 8. Two pipe s A and B can fill a tank in 10 hours and 20 hours respectively . While a third pipe C ....how much time , will the tank be full ?

Question 9. Three pipes A, B and C can fill a tank from empty to full in 30 minutes, 20 minutes, and 10 minutes respectively. When t....R in the liquid in the tank after 3 minutes?

Question 10. Pipes A and B can fill a tank in 5 and 6 hours respectively. Pipe C can empty it in 12 hours. If all the three pipes are....are opened together, then the tank will be filled in:

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