Find an initial solution to the following transportation problem. to from los angeles calgary panama city supply mexico city $6 $18 $8 100 detroit $17 $13 $19 60 ottawa $20 $10 $24 40 demand 50 80 70 the starting solution using northwest-corner method is: (note: you must enter a shipment in every cell, even if the shipment is 0.) to from los angeles calgary panama city supply mexico city $6 $18 $8 100 50 50 0 detroit $17 $13 $19 60 0 30 30 ottawa $20 $10 $24 40 0 0 40 demand 50 80 70 a) the total cost of the initial solution developed using the northwest-corner method = $ 3120. the starting solution using the intuitive lowest-cost method is: (note: you must enter a shipment in every cell, even if the shipment is 0.) to from los angeles calgary panama city supply mexico city $6 $18 $8 100 50 0 50 detroit $17 $13 $19 60 0 40 20 ottawa $20 $10 $24 40 0 40 0 demand 50 80 70 b) the total cost of the initial solution developed using the intuitive lowest-cost method = $ 2000. c) the total cost of the optimal solution = $ 5100.