SOLUTION: Paul has an 60​% methyl alcohol solution. He wishes to make a gallon of a solution by mixing his methyl alcohol solution with water. If 128 ​ounces, or a​ gallon,

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Question 1128270: Paul has an 60​% methyl alcohol solution. He wishes to make a gallon of a solution by mixing his methyl alcohol solution with water. If 128 ​ounces, or a​ gallon, of solution should contain 9​% methyl​ alcohol, how much of the 60​% methyl alcohol solution and how much water must be​ mixed?      
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Ounces? Assuming you really mean, fluid ounces, and assuming the percentages as v/v, then

x fluid ounces of the 60% alcohol

60x=9%2A128
20x=3%2A128
x=19.2--------fluid ounces of the 60% methanol
108.8 --------fluid oucnes of water