** Please show all work & formulas used

1. Associate Grocers has three warehouses from where three 7-Eleven stores get supplies regularly. The unit cost of transportation from a warehouse to a 7-eleven store is shown at the top-left corner of each cell in the table below. The demand requirement of a store and supply capacity of a warehouse are shown at the bottom and right of the table, respectively. What should be the supplies of each store from a warehouse following the North-West Corner (NWC) method to minimize the cost of transportation? Complete the appropriate tables below to submit your answer. Also, show the total cost of transportation for this solution.