SOLUTION: A vessel contains 49 gallons of alcohol. A certain amount of it is drawn and then replaced by the same amount of water. Then the same amount of the mixture be drawn, after which th

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: A vessel contains 49 gallons of alcohol. A certain amount of it is drawn and then replaced by the same amount of water. Then the same amount of the mixture be drawn, after which th      Log On


   

Question 909777: A vessel contains 49 gallons of alcohol. A certain amount of it is drawn and then replaced by the same amount of water. Then the same amount of the mixture be drawn, after which the vessel contains only 36 gallons of pure alcohol. How many gallons was drawn each time?
Answer by josgarithmetic(39614) About Me  (Show Source):
You can put this solution on YOUR website!
Thinking logically and according to the described procedure,
49-36=13 gallons drawn-off each time.