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One ounce of each of three foods has the vitamin and mineral content shown in the table. How many ounces of each must be used to provide exactly 16 milligrams (mg) of niacin, 9 mg of zinc, and 15 mg of vitamin C?
Food A oz
Food B oz
Food C oz
Food Niacin Zinc Vitamin C
A 1 mg 1 mg 2 mg
B 2 mg 1 mg 1 mg
C 2 mg 1 mg 2 mg
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Food Niacin Zinc Vitamin C
A 1 mg 1 mg 2 mg
B 2 mg 1 mg 1 mg
C 2 mg 1 mg 2 mg
Rqrd 16 9 15
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