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Mathematics, 20.09.2020 18:01 deagupta

A pharmacist wishes to mix a solution that is 7% Minoxidil. She has on hand 60 ml of a 2% solution and wishes to add some 9% solution to obtain the desired 7% solution. How much 9% solution should she add?

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A pharmacist wishes to mix a solution that is 7% Minoxidil. She has on hand 60 ml of a 2% solution a...
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