Mathematics, 19.12.2019 06:31 Dragon63770
Afarmer uses two types of fertilizers. a 50-lb bag of fertilizer a contains 8 lb of nitrogen, 2 lb of phosphorus, and 4 lb of potassium. a 50-lb bag of fertilizer b contains 5 lb each of nitrogen, phosphorus, and potassium. the minimum requirements for a field are 440 lb of nitrogen, 260 lb of phosphorus, and 360 lb of potassium. if a 50-lb bag of fertilizer a costs $80 and a 50-lb bag of fertilizer b costs $30, find the amount of each type of fertilizer the farmer should use to minimize his cost c in dollars while still meeting the minimum requirements. (let x represent the number of bags of fertilizer a and y represent the number of bags of fertilizer b.)
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Afarmer uses two types of fertilizers. a 50-lb bag of fertilizer a contains 8 lb of nitrogen, 2 lb o...
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