If needed, I can repost this as 4 separate questions instead of 1 post! I am not fully sure if #1 is correct yet as well, if someone is able to check my work.

Aggregate Planning: Level Production Strategy Production cost ($/unit) Inventory holding cost ($/unit) Lost sales cost ($/unit) Overtime cost ($/unit) Undertime cost ($/unit) Rate change cost ($/unit) Normal production rate (units) Ending inventory (previous Dec.) $71.00 $1.30 $100.00 $6.50 $3.00 $4.80 2,400 900 Lost Sales Month January February March April May June July August September October November December Average Demand 1,800 1,400 2,200 2,900 3,200 3,400 3,500 3,200 2.300 1,200 2,000 2,500 2,466.67 Cumulative Cumulative Product Ending Demand Production Availability Inventory 1,800 3,200 5,400 8,300 11,500 14,900 18,400 21,600 23,900 25,100 27.100 29,600 Maximum Questions 1. What is the average monthly demand? Round your answer to two decimal places. 2,466.67 barrels 2. What is the maximum monthly ending inventory? Round your answer to the nearest whole number. barrels 3. What are the costs associated with level demand production plan? Round your answers to the nearest dollar. Production Cost Inventory Cost $ Lost Sales Cost $ Overtime Cost Undertime Cost Month Rate Change Cost Totals $ 4. What is the total cost? Round your answer to the nearest dollar. $