please explain thoroughly thank you :)

O Find an initial solution to the following transportation problem From Mexico City Detroit Ottawa Demand Los Angeles 56 517 520 100 To Calgary $18 $13 Panama City 58 $19 $24 110 Supply 140 80 60 510 70 The starting solution using northwest-comer method is (Note: You must enter a woman in every cell even the shomantis To From Los Angeles Calgary Panama City Supply $6 5151 $8 Mexico City 140 S17 513 319 Detroit 80 $20 $10 5724 Ottawa 50 100 Demand 70 110 a) The total cost of the initial solution developed using the northwest corner mutho 57 Enter your answer in each of the answer boxes 520 510 Ottawa 524 60 Demand 100 70 110 a) The total cost of the initial solution developed using the northwest-comer method The starting solution using the intuitive west-cost method is Calgary (Note: You must enter a shament i everycol even the sand is a To From Los Angeles Panana City Supply Mexico City SG 518 58 140 S17 $12 Detroit TEST 0 TS 510 $24 Ottawa Demand 100 70 110 b) The total cost of the initial solution developed using the intuitive lowest cost methods c) The total cost of the optimal solutions Enter your answer in each of the answer boxes