SOLUTION: Alcohol Mixture. How may gallons of pure alcohol should be mixed with 20 gal of a 15% alcohol solution to obtain a mixture that is 25% alcohol?
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Question 890092: Alcohol Mixture. How may gallons of pure alcohol should be mixed with 20 gal of a 15% alcohol solution to obtain a mixture that is 25% alcohol?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
You can use this in general for any such question.
Mixture: one material quantity unknown - http://www.algebra.com/tutors/Two-Part-Mixture-with-one-material-quantity-unknown.lesson?content_action=show_dev
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