How many ounces of pure water must be added to $30$ ounces of a $30\%$ solution of acid to yield a solution that is $20\%$ acid?
Question:
How many ounces of pure water must be added to $30$ ounces of a $30\%$ solution of acid to yield a solution that is $20\%$ acid?
Answer:
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How many ounces of pure water must be added to $30$ ounces of a $30\%$ solution of acid to yield a solution that is $20\%$ acid?
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