SOLUTION: how many ML of 20% acid solution should be mixed with 50<s>%</s> ml of an 8% solution to obtain an 18% acid solution?

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Question 974583: how many ML of 20% acid solution should be mixed with 50% ml of an 8% solution to obtain an 18% acid solution?
Answer by josgarithmetic(39617)   (Show Source): You can put this solution on YOUR website!
http://www.algebra.com/my/Two-Part-Mixture-with-one-material-quantity-unknown.lesson?content_action=show_dev LESSON, Two Part Mixture with one part known
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