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Mathematics, 17.09.2019 06:00 zalayjahan4793

Every year, approximately 25,000,000 kg of hair is cut in the u. s. each kg of hair contains about 0.0002 kg of zinc, and each kg of zinc is worth about 4 dollars. how many dollars worth of zinc is contained in the hair cut in the u. s. annually?

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Every year, approximately 25,000,000 kg of hair is cut in the u. s. each kg of hair contains about 0...
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