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Mathematics, 15.08.2021 04:40 QueenDarbane9696

A lab technician needs 35 ml of 15% base solution for a certain experiment, but she has only 10% solution and 20% solution. How many milliliters of
the 10% and the 20% solutions should she mix to get what she needs?

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A lab technician needs 35 ml of 15% base solution for a certain experiment, but she has only 10% so...

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