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Mathematics, 08.11.2020 08:00 isudgyia

A scientist has saline solutions with concentrations of 4% and 14%. He wants to mix some of each solution to get 65 milliliters of solution with a 6% concentration. How many milliliter of each solution does he need to mix together?

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A scientist has saline solutions with concentrations of 4% and 14%. He wants to mix some of each sol...

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