SOLUTION: A container contains 40L of wine which is 80% alcohol by volume. How much of the mixture should be removed and replaced by an equal volume of water so that the resulting solution

SOLUTION: A container contains 40L of wine which is 80% alcohol by volume. How much of the mixture should be removed and replaced by an equal volume of water so that the resulting solution

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Question 984470: A container contains 40L of wine which is 80% alcohol by volume. How much of the mixture should be removed and replaced by an equal volume of water so that the resulting solution will be 70%?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
WINE at 80% alcohol? NOT Wine! Something else, but not wine.

Still, you can learn what to do with the mathematics in this lesson, using the a better example, but the method is what is important:

DRAIN & REPLACE - Mixture Problem
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