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The percentage of metals in a mine of lead ore is 60%. Now the percentage of silver is 3/4% of metals and the rest is lead. If the mass of ore extracted from this mine is 8000kg - the mass (in kg) of lead is:

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The percentage of metals in a mine of lead ore is 60%. Now the percentage of silver is 3/4% of metals and the rest is lead. If the mass of ore extracted from this mine is 8000kg - the mass (in kg) of lead is:






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