SOLUTION: how much of a 15 vinegar solution should be added to a 35% vinegar soultion to make 12 liters of a 20% vinegar soultion?

Question 1156789: how much of a 15 vinegar solution should be added to a 35% vinegar soultion to make 12 liters of a 20% vinegar soultion?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
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how much of a 15 % vinegar solution should be added to a 35% vinegar ~~soultion~~ solution to make 12 liters of a 20% vinegar ~~soultion~~ solution?
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Add v liters of 15%;

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9 liters of the 15%
3 liters of the 35%
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