Operations Management || Chapter 13 Aggregate Planning 1. For the roofing manufacturer described in Examples 1 to 4 of this chapter, evaluate the cost for the 6 month period for the following plans: (Use the information found in Table 13.3 also assume inventory starts at zero but might not end at zero for each plan) Table 13.3 Inventory Carrying Cost $5 Sub-Contracting Cost $20 Average Pay Rate $10 Overtime Pay Rate $17 Labor-hours per unit 1.6 cost of Increasing prod $300 cost of decreasing prod $600 A. Maintain a constant work force required in Jan use overtime pay when required to meet demand. B. Maintain a constant work forde required in Jan use subcontractors when required to meet demand. C. Maintain a constant work force required in Jan. Hire and layoff workers as required each month to meet demand. Operations Management || Chapter 13 Aggregate Planning 1. For the roofing manufacturer described in Examples 1 to 4 of this chapter, evaluate the cost for the 6 month period for the following plans: (Use the information found in Table 13.3 also assume inventory starts at zero but might not end at zero for each plan) Table 13.3 Inventory Carrying Cost $5 Sub-Contracting Cost $20 Average Pay Rate $10 Overtime Pay Rate $17 Labor-hours per unit 1.6 cost of Increasing prod $300 cost of decreasing prod $600 A. Maintain a constant work force required in Jan use overtime pay when required to meet demand. B. Maintain a constant work forde required in Jan use subcontractors when required to meet demand. C. Maintain a constant work force required in Jan. Hire and layoff workers as required each month to meet demand