Please help with the two attached questions

The starting solution using northwest-corner method is: (Note: You must enter a shioment in everv cell. even if the shioment is 0. ) a) The total cost of the initial solution developed using the northwest-corner method =$. The starting solution using the intuitive lowest-cost method is: b) The total cost of the initial solution developed using the intuitive lowest-cost method =$ c) The total cost of the optimal solution =$ The starting solution using the intuitive least cost method is: The total cost of the initial solution developed using the intuitive least cost method =$