Mathematics, 06.09.2020 02:01 raishagibson

A scientist 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 solve an equation to match the situation. Equation: [ Select ] Solution: [ Select ] liters of 5% [ Select ] liters of 40%

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