A company has two factories at locations X and Y. He has to deliver the products from these factories to depots located at A, B and C. The production capacities at X and Y are respectively 12 and 10 units and the resquirements at the depote are 8,8 and 6 units respectively. The cost of transportation from the factories to the depote per unit of the product given below. The company has to determine how many units of product should be transported from each factory to each depot so that cost of transportation is minimum. Formulate this problem as L. P. P.