Mathematics, 06.09.2020 05:01, rhonditah

a scientist needs 10 liters of a 20% acid solution for an experiment, but she only has a 5% solution and a 40% solution. To the nearest tenth of a liter, about how many liters of the 5% solution and the 40% solutions should she mix to get the solution she needs?

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a scientist needs 10 liters of a 20% acid solution for an experiment, but she only has a 5% solution...