The demand for a product and number of working days for a period of 6 months are as follows: January February March April May June Demand forecast 2000 2500 3000 5000 1000 3500 Number of working days 22 20 1 9 22 18 20 $2/unit month $5/unit month Other relevant information: Inventory holding cost Marginal cost of stockout Marginal cost of subcontracting Hiring and training cost Layoff cost Labor hrs required straight time cost Overtime cost $15/unit/month $250/worker $175/worker 4/unit $4/hr $6/hr Beg inventory 300 Safety stock 20% of demand forecast The aggregate operation plan has been provided below for your reference, January February March April May Beg Iny 300 400 0 600 1000 Demand forecast 2000 2500 3000 5000 1000 Safety stock 400 500 1000 200 Production requirement 2100 2600 3100 5400 200 Ending in 400 500 600 1000 200 June 200 3500 700 4000 700 For production plan 2 (vary inventory), what is the beginning inventory for the month of May? For production plan 2 (vary inventory), what is the beginning inventory for the month of May? 248 The demand for a product and number of working days for a period of 6 months are as follows: January February March April May June Demand forecast 2000 2500 3000 5000 1000 3500 Number of working days 22 20 1 9 22 18 20 $2/unit month $5/unit month Other relevant information: Inventory holding cost Marginal cost of stockout Marginal cost of subcontracting Hiring and training cost Layoff cost Labor hrs required straight time cost Overtime cost $15/unit/month $250/worker $175/worker 4/unit $4/hr $6/hr Beg inventory 300 Safety stock 20% of demand forecast The aggregate operation plan has been provided below for your reference, January February March April May Beg Iny 300 400 0 600 1000 Demand forecast 2000 2500 3000 5000 1000 Safety stock 400 500 1000 200 Production requirement 2100 2600 3100 5400 200 Ending in 400 500 600 1000 200 June 200 3500 700 4000 700 For production plan 2 (vary inventory), what is the beginning inventory for the month of May? For production plan 2 (vary inventory), what is the beginning inventory for the month of May? 248