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A store has two types of animal feed avallable. Type A contains 9 pounds of oats and 1 pound of corn per bag. Type B contains 2 pounds of oats and 5 pounds
of corn per bag. A farmer wants to combine the two types so that the resulting mixture has at least 62 pounds of oats and at least 26 pounds of corn. The store
only. has 16 bags of type A feed and 13 bags of type 8 feed in stock. Type A costs $2 per bag, and type B costs $3 per bag. How many bags of each type
should the farmer buy to minimize her cost?