ccelestineiyanoup3y8
09.10.2019 •
Business
Perth mining company operates two mines for the purpose of extracting gold and silver. the saddle mine costs $12,000/day to operate, and it yields 50 oz of gold and 3000 oz of silver each of x day. the horseshoe mine costs $19,000/day to operate, and it yields 75 oz of gold and 1000 oz of silver each of y day. company management has set a target of at least 650 oz of gold and 18,000 oz of silver. how many days should each mine be operated so that the target can be met at a minimum cost?
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Ответ:
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