In a laboratory experiment, two separate foods are given to experimental animals. Each food contains essential ingredients, A and B, for which the animals have minimum requirements, and each food also has an ingredient C, which can be harmful to the animals. The following table summarizes this information.

How many grams of foods 1 and 2 will satisfy the requirements for A and B and minimize the amount of ingredient C that is ingested?

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Food 1 Food 2 3 units/g Required 49 units 60 units Ingredient A Ingredient B Ingredient C 10 units/g 3 units/g 12 units/g 1 unit/g