SOLUTION: One solution contains 40% alcohol. A second contains 60%. You need 20 L of a 45% solution. How many L of the 40% should be used?

SOLUTION: One solution contains 40% alcohol. A second contains 60%. You need 20 L of a 45% solution. How many L of the 40% should be used?

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Question 1053324: One solution contains 40% alcohol. A second contains 60%. You need 20 L of a 45% solution. How many L of the 40% should be used?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
x, how much of the 40% to use.
20-x, how much of the 60% to use.

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