please answer this question fully and in detail showing the steps

Scenario Question 1 (10 points: Fred's Fabrication has the following aggregate demand requirements and other data for the upcoming four quarters. Quarter Demand Previous quarter's output 1300 units 700 Beginning inventory punts 900 Stockout cout $100 per unit 1200 Inventory holding Com $10 per unit at end of quarter 600 Hiring workers |$20 per mit aying off workers 540 per unit Subcontracting out 3.200 per unit Regular production cost $100 permit What is the total cost for the following production plan: 700 level with the remainder by subcontracting (Show your explanation and calculation to earn full credit)