Question: 2. [20 marks] Consider the following problem: To Unit cost 1 2 4 T Supply A 8 7 4 5 1 50 From B 7

2. [20 marks] Consider the following problem: To

2. [20 marks] Consider the following problem: To Unit cost 1 2 4 T Supply A 8 7 4 5 1 50 From B 7 5 2 60 T 1 2 3 0 3 40 Demand 20 10 15 tel:20%2010%2015%2040 The numbers in the above matrix represent the unit transportation costs, while the last row and column in the table show the demand of the destination and the supply of the source. Node T is a transhippment point that can receive shipments from the two source nodes (Nodes A and B) and send shipments to the destinations (Nodes 1 to 4). There is no restriction on transportation, except that transportation between Source B and Destination 3 is not allowed. Demands are expected to be all satisfied. Find a transportation plan with the minimum cost. Please work out the solution both (i) manually and (ii) with the aid of an LP formulation and EXCEL

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