Mathematics, 16.12.2019 04:31 eburnhisel2023

Achemist needs 16l of a solution. all she has available is a 30% solution and a 70% solution. how much of each of the two solutions should mix to obtain her desired solution?

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Achemist needs 16l of a solution. all she has available is a 30% solution and a 70% solution. how mu...