MINIMIZING COSTS Perth Mining Company operates two mines for the purpose of extracting gold and silver. The Saddle Mine costs
a. How many days should each mine be operated so that the target can be met at a minimum cost?
b. Find the range of values that the Saddle Mine's daily operating cost can assume without changing the optimal solution.
c. Find the range of values that the requirement for gold can assume.
d. Find the shadow price for the requirement for gold.
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