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Mathematics, 14.08.2020 04:01 dwarfarmy99

A pharmacist needs 16 liters of a 4% saline solution. He has a 1% solution and a 5% solution available. How many liters of the 1% solution and how many liters of the 5% solution should he mix to make the 4% solution?

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A pharmacist needs 16 liters of a 4% saline solution. He has a 1% solution and a 5% solution availab...

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