SOLUTION: Please help me to solve this problem : How much of 40% solution of alcohol and 80% solution should be mixed to give a reduced concentration of 16% solution?

Question 765610: Please help me to solve this problem : How much of 40% solution of alcohol and 80% solution should be mixed to give a reduced concentration of 16% solution?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
How much water or other non-alcohol solvent are you allowed? What other specifications are missing from the description? Your lowest-content alcohol solution is already higher concentration than the resulting solution you want. The concentration cannot be made less without the use of some other solvent or water.
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