Mathematics, 22.07.2019 02:00 finlchey3860

Deon has 12 milliliters of 5% solution. he also has a solution that has a concentration of 30%. how many milliliters of the 30% solution does deon need to add to the 5% solution to obtain a 20% solution

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Deon has 12 milliliters of 5% solution. he also has a solution that has a concentration of 30%. how...

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