6. In a transportation problem with three locations and two destinations, the objective function is as follows: Min 5X1A + 25X2A + 7X3A + 8X1B + 13X2B + 30X3B. How much does it cost to ship one unit from location 1 to destination B? a. 5 b. 25 c. 7 d. 8 e. 13 A transportation planner has set up the following spreadsheet formulation of a transportation problem to Location B Costs from Location Supply 60 - 5 4 7 11 III Demand 60 60 30 80 70 Supplied Solution OOOO OOOO OOOO OOO Received Total Cost 0 dollars to ship one unit from location(s) 7. This model (above) indicates that it costs to location(s). a. 2; II: A b. 7; I; C c. 8; III: B d. 7; III; C e. None of the above