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Mathematics, 29.05.2021 16:40, kony345p
A tank contains seven liters of 10% alcohol solution. how many liters of 6% alcohol should be added to have 8% alcohol solution?
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Answers: 3
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Mathematics, 21.06.2019 22:00, makenziehook8
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A tank contains seven liters of 10% alcohol solution. how many liters of 6% alcohol should be added...
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