Mathematics, 22.09.2019 21:10 repirce9141
Ascientist needs 10 liters of a 20% acid solution for an experiment, but she has only a 5% solution and a 40% solution. to the nearest tenth of a liter, about how many liters of the 5% and the 40% solutions should she mix to get the solution she needs? write and slove an equation to match the situation. :
equation:
solution: liters of 5% and liters of 40%
Answers: 3
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Ascientist needs 10 liters of a 20% acid solution for an experiment, but she has only a 5% solution...
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