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Mathematics, 07.06.2021 05:10 mirandac7747
A nurse mixes 90 cc of a 45% saline solution with a 10% saline solution to produce a 20% saline solution. How much of the 10% solution should he use?
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A nurse mixes 90 cc of a 45% saline solution with a 10% saline solution to produce a 20% saline solu...
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