1.Don Yale president of HardrockConcrete Company has plants in three locations and is currently working on three major construction projects, located at different sites. The shipping cost per truckload off concrete, plant capacities and project requirements are provided in the accompanying table.

2. Don Yale president of Hardrock Concrete Company has plants in three locations and is currently working on three major construction projects, located at different sites. The shipping cost per truckload off concrete, plant capacities and project requirements are provided in the accompanying table. Ke/To Project Dari/From A B C Capacities Plant 1 RM 10 RM 4 RM 11 70 Plant 2 12 5 8 50 Plant 3 9 7 6 30 Requirement 40 50 60 150 Show the initial solution using the North West Method. Show the optimal solution using the Stepping Stone Method or MODI. What are the total monthly transportation costs for the optimal solution