Find an initial solution to the following transportation problem. From Mexico City Detroit Ottawa Demand Supply 160 To Calgary $18 $13 $10 80 Los Angeles $6 $17 $20 140 Panama City $8 $19 $24 100 90 70 The starting solution using northwest-corner method is: (Note: You must enter a shipment in every cell, even if the shipment is 0.) From Los Angeles Calgary Panama City Supply $18 Mexico City 160 $ 131 Detroit $100 Ottawa Demand 140 a) The total cost of the initial solution developed using the northwest-corner method = $ 1. The starting solution using the intuitive lowest-cost method is: To From Los Angeles Calgary Panama City Supply $18 Mexico City 160 $1 $13 Detroit 90 $200 $10 Ottawa Demand 140 80 100 a) The total cost of the initial solution developed using the northwest-corner method = $ 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.) From Los Angeles Calgary Panama City Supply | $18 Mexico City 160 $13) Detroit $20 $10 Ottawa Demand 140 100 LLIIILTIL b) The total cost of the initial solution developed using the intuitive lowest-cost method = $ . c) The total cost of the optimal solution = S