Mathematics, 18.10.2019 05:00 ChHal1958

Ascientist needs 5.4 liters of a 17% alcohol solution. she has available a 30% and a 12% solution. how many liters of the 30% and how many liters of the 12% solutions should she mix to make the 17% solution?

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Ascientist needs 5.4 liters of a 17% alcohol solution. she has available a 30% and a 12% solution. h...

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