Question 2: (5 Marks) World Co Ltd has three warehouses W1, W2 and W3 which supply to four stores S1, S2, S3 and S4. Monthly capacities of the warehouses are W, = 100 units, W2 = 40 units and W3 = 60 units. Monthly demands at the stores are S, = 30 units, S2 = 50 units, S3 = 65 units and Sa= 55 units. The shipping cost in terms of rupees from warehouses to stores is as given below: Stores Warehouses Si S2 S3 S4 W1 14 16 12 20 W2 12 14 10 8 W3 10 16 8 15 Determine the optimum distribution for the company to minimize shipping costs using least cost method. Note: Show clearly all the steps involved in obtaining the minimum shipping cost