Math Problem Statement
A solution of vinegar and water contains 2 litres of vinegar and 6 litres of water. How much pure vinegar must be added to this solution so that the resulting solution will be 2/3 vinegar.
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Proportions
Mixture Problems
Formulas
(Vinegar content / Total volume) = Desired concentration
Theorems
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Suitable Grade Level
Grades 8-10
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