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Mathematics 18 Online
OpenStudy (anonymous):

How many kilograms (kg) of pure salt must be added to 8 kg of a 30% solution to obtain a 35% solution? Round to the nearest tenth. 0.4 0.6 0.8 1.0

OpenStudy (amistre64):

8(30-35)/(100-35), and chp of the negative

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