Mathematics, 30.03.2020 23:17 weeblordd
A certain drug is made from only two ingredients: compound A and compound B. There are 5 milliliters of compound A used for every 4 milliliters of compound B. If a chemist wants to make 639 milliliters of the drug, how many milliliters of compound A are needed
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A certain drug is made from only two ingredients: compound A and compound B. There are 5 milliliters...
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