SOLUTION: how many quarts of pure antifreeze must be added to 3 quarts of a 20% antifreeze solution to obtain a 50% antifreeze solution?
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Question 880733: how many quarts of pure antifreeze must be added to 3 quarts of a 20% antifreeze solution to obtain a 50% antifreeze solution?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
The problem solution works as explained in the lesson:
Click this link to read and study the lesson. Mixture: one material quantity unknown
v is how many quarts of pure material to add.
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