Hi can someone show the step by step answer to this problem?

4.) A pharmacist produces a drug from two ingredients. Each ingredient contains the same three antibiotics in different proportions. Each ingredient A produced results P80 in cost; each ingredient B results in cost. The production of the antibiotics is dependent on the availability of limited resources. The resource requirements for the production are as follows. Antibiotic Resources Requirement Minimum Ingredient A Ingredient B Requirement Antibiotic 1 3 units 1 unit 6 Antibiotic 2 1 unit 1 unit 4 Antibiotic 3 2 units 6 units 12 The company wants to determine the quantity of ingredient A and B that must go in to drug in order to meet the antibiotics minimum requirements at the minimum cost.For Minimization Problem. If all the computed improvement indices (opportunity costs) are greater than or equal to zero, stop; you have the optimal solution. If not, select the cell with the most negative opportunity cost