SOLUTION: How many ounces of a 14% alcohol solution and a 28% alcohol solution must be combined to obtain 68 ounces of a 21% solution?

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Question 541402: How many ounces of a 14% alcohol solution and a 28% alcohol solution must be combined to obtain 68 ounces of a 21% solution?
Answer by Alan3354(30993) About Me  (Show Source):
You can put this solution on YOUR website!
21% is the average of 14% & 28%, so it's equal amounts.
34 oz of each.