An animal food must provide 54 units of vitamins and 59 calories per serving. One gram of soybean meal provides 2.5 units of vitamins and 5 calories. One gram of meat byproducts provides 4.5 units of vitamins and 3 calories. One gram of grain provides 5 units of vitamins and 10 calories. A gram of soybean meal costs 8 cents, a gram of meat byproducts 9 cents, and a gram of grain 10 cents. a) When pivoting on the second row of the dual, the mixture would contain __grams of soybean mean, __grams of meat byproducts, and __grams of grain. When pivoting on the third row of the dual, the mixture would contain __grams of soybean meal,__grams of meatbyproducts, and __grams of grain.
b) what is the minimum cost?