Mathematics, 19.02.2020 03:27 smcardenas02
Every year, around 25,000,000 kilograms (kg) of hair is cut in the United States. Each kilogram of hair contains about 0.0002 kg of zinc, and each kilogram of zinc is worth about 4 dollars. How many dollars worth of zinc is contained in hair cut in the US?
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Every year, around 25,000,000 kilograms (kg) of hair is cut in the United States. Each kilogram of h...
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