Q23
A vessel has three pipes connected to it , two to supply liquid and one to draw liquid. The first alone can fill the vessel in 41/2 hours, the second in 3 hours and the third can empty it in 11/2 hours. If all the pipes are opened simultaneously when the vessel is half full, how soon will it be emptied?
A vessel has three pipes connected to it , two to supply liquid and one to draw liquid. The first alone can fill the vessel in hours, the second in 3 hours and the third can empty it in hours. If all the pipes are opened simultaneously when the vessel is half full, how soon will it be emptied?
A.
hours
AnswerB.
hours
C.
hours
D.
None of these
Answer: Option A
Solution
Answer: Option A
Solution: