SOLUTION: How many gallons of distilled water must be mixed with 50 gallons of 30% alcohol solution to obtain a 25% solution?
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Question 564617: How many gallons of distilled water must be mixed with 50 gallons of 30% alcohol solution to obtain a 25% solution?
Answer by ad_alta(240) (Show Source): You can put this solution on YOUR website!
Let 'g' be the number of gallons. We have (50(0.3))/(g+50)=0.25. g=10.
[Note: check your work--if 30% of 50 is equal to 25% of 50+g, the answer is correct]
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