SOLUTION: Joy has a solution containing 12% alcohol. How much of this solution and how much water must she use to get 6 liters of a solution containing 10% alcohol?
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Question 760147: Joy has a solution containing 12% alcohol. How much of this solution and how much water must she use to get 6 liters of a solution containing 10% alcohol?
Answer by josgarithmetic(39623) (Show Source): You can put this solution on YOUR website!
The water plus the 12% alcohol must sum to 6 liters. Let v = liters of the water. Let p = the amount liters of the 12% alcohol solution.
and , so the rational equation can be stated as .
.
5 liters of the 12% alcohol, and 1 liter of water.
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