Please show work on how you got the answers, I am looking at how to learn this. Thank you.

1. AGGREGATE PLANNING Production 1500 units/worker Forecasted for periods 1,2, \& 310500,8000&9000 respectively Wages/Benefits 3000 Initial workers 8 Hiring Cost $1500 /worker Firing Cost \$3000/worker Holding Cost $1.50/ unit/period Backorder cost $3.00/ unit/period Initial Inventory 500 units Inventory on hand in the end of the 3rd period: 200 units a) Zero Inventory Plan b) Constant Workforce (no backorders) What is the more economical strategy? Which one are you going to use? 1. AGGREGATE PLANNING Production 1500 units/worker Forecasted for periods 1,2, \& 310500,8000&9000 respectively Wages/Benefits 3000 Initial workers 8 Hiring Cost $1500 /worker Firing Cost \$3000/worker Holding Cost $1.50/ unit/period Backorder cost $3.00/ unit/period Initial Inventory 500 units Inventory on hand in the end of the 3rd period: 200 units a) Zero Inventory Plan b) Constant Workforce (no backorders) What is the more economical strategy? Which one are you going to use