Her cperations manager is considering a new plan, which begins in January with 200 units of inventory on hand. Stockout cost of lost sales is $100 per unit. Inventory holding cost is $20 per unit per month. Lgnore ary ide-time costs. The plan is called plan A. Plan A: Vary the workforce level to execute a strategy that produces the quantity demanded in the prior month. The Decomber demand and rate of production are both 1,600 units per month. The cost of hiring additional workers is $55 per unit. The cost of laying off wokkers is $60 per unit. Evaluate this plan. (Enter ait responses as whole Note: Both hiring and tayoff costs are incurred in the month of the change. For example, going from 1,600 in January to 1,400 in February incurs a cost of layoff for 200 . numbers:) units in Fobruary. Her cperations manager is considering a new plan, which begins in January with 200 units of inventory on hand. Stockout cost of lost sales is $100 per unit. Inventory holding cost is $20 per unit per month. Lgnore ary ide-time costs. The plan is called plan A. Plan A: Vary the workforce level to execute a strategy that produces the quantity demanded in the prior month. The Decomber demand and rate of production are both 1,600 units per month. The cost of hiring additional workers is $55 per unit. The cost of laying off wokkers is $60 per unit. Evaluate this plan. (Enter ait responses as whole Note: Both hiring and tayoff costs are incurred in the month of the change. For example, going from 1,600 in January to 1,400 in February incurs a cost of layoff for 200 . numbers:) units in Fobruary