...nutrients niacin and retinol? She feeds one group of laboratory rats a daily diet of precisely 51.39 units of niacin and 23,790 units of retinol. She uses two types of commercial pellet foods. Food A contains 0.21 unit of niacin and 110 units of retinol per gram. Food B contains 0.29 unit of niacin and 65 units of retinol per gram. How many grams of each food does she feed this group of rats each day?
Food A: I have 194.17 (which is correct for some reason I can't get Food B)
Food B: ?
Food A: I have 194.17 (which is correct for some reason I can't get Food B)
Food B: ?