Mathematics, 01.11.2019 22:31 nastja
Ascientist needs 60 liters of a 40% solution of alcohol. he has a 30% solution and a 60% solution available. how many liters of the 30% solution and how many liters of the 60% solution should he mix to make the 40% solution?
Answers: 1
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Ascientist needs 60 liters of a 40% solution of alcohol. he has a 30% solution and a 60% solution av...
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