Find an initial solution to the following transportation problem. From Mexico City Detroit Ottawa Demand Los Angeles $6 $17 $20 50 To Calgary $18 $13 $10 80 Panama City $8 $19 $24 70 Supply 100 60 40 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 $6 $18 $8 Mexico City 100 $17. $13 $19 Detroit 60 $20 $100 $24 Ottawa 40 Demand 50 80 70