Mathematics, 30.11.2021 05:00 school4life110
in a certain chemical , the ratio of zinc to cooper is 3 to 13. A jar of the chemical contains 429 grams of cooper. How many grams of zinc does it contain?
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In the next 10 month,colin wants to save $900 for his vacation.he plans to save $75 each of the first 8 months. how much must he save each of the last 2 months in order to meet his goal if he saves the same amount each month ?
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in a certain chemical , the ratio of zinc to cooper is 3 to 13. A jar of the chemical contains 429 g...
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