SOLUTION: In a mixture of 10 quarts, of which 3 quarts are alcohol. I wish to so add enough water so that the resulting mixture shall contain 20% alcohol. How many quarts of water should be

SOLUTION: In a mixture of 10 quarts, of which 3 quarts are alcohol. I wish to so add enough water so that the resulting mixture shall contain 20% alcohol. How many quarts of water should be

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Question 985882: In a mixture of 10 quarts, of which 3 quarts are alcohol. I wish to so add enough water so that the resulting mixture shall contain 20% alcohol. How many quarts of water should be added?
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
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3 quarts of alcohol is 20% of:
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3 qts/0.20=15 quarts
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You already have 10 quarts, so to make 15 quarts, add 5 quarts of water.
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