please choose the best manual method to develop the problem

If its possible also provide a final written solution

3- Company XYZ bakes red-velvet cakes and cheesecakes. During any month, the company can bake at most 65 cakes. The costs per cake and the demands for cakes, which must be met on time, are in the following table. It costs 50 cents to hold a red-velvet cake, and 40 cents to hold a cheesecake, in inventory for a month. Formulate a Linear Programming to MINIMIZE the total cost of meeting the next three months' demands Month 1 Month 2 Month 3 Demand Cost/Cake Demand Cost/Cake Demand Cost/Cake 30 Red Velvet Cheesecake 40 20 $3 $2.50 $3.40 $2.80 20 10 $3.80 $3.40 30 Choose the best manual method to develop the