Question

betty would like to prepare a meal using some combination of these three foods. She would like the meal to contain 15 g of protein, 25 g of carbohydrate, and 3 g of fat. How many units of each food should she use so that the meal will contain the desired amounts of protein, carbohydrate, and fat? Round to 3 decimal places.

Answer 1

The answer is 0.059

Step-by-step explanation:

15x+35y+25z=15 45x+30y+50z=25 6x+4y+1z=3 (15 35 25 15) = (1 0 0 0.326) x=0.326 (45 30 50 25) (0 1 0 0.247) y=0.247 ( 6 4 1 3 ) (0 0 1 0.059) z=0.059 food 1 = 0.326 food 2 = 0.247 food 3 = 0.059