Following is the demand data for 6-months. Aggregate unit is fixed at 25 units/worker per month. There are 1500 workers at the beginning of the planning horizon. Hiring cost is 500 TL /worker, firing cost is 750TL /worker and inventory cost is 5TL /unit per month. There is no beginning inventory but company wants to have 20.000 units at the end of June. What is the COST of Constant workforce plan with no stockouts allowed? (THERE ARE 2 QUESTIONS FOR CONSTANT WORKFORCE WITH SAME DATA)