Can you help me answer this aggregate planning assignment?

Month February March April May June July Total Forecast 150 180 190 160 170 170 Additional information are as follow: Regular production cost Regular production capacity Overtime production cost Php 300 per unit 150 units Php 350 per unit Php 400 per unit Php 10 Php 450 per unit Subcontracting cost Holding cost Backlog cost Beginning inventory 0 Develop an aggregate plan using each of the following guidelines and compute the total cost of each plan. Which plan has the lowest cost? a. Use chase strategy. Supplement using overtime (maximum = 30 units) and subcontract no limit, inventories not allowed. b. Use level production. Supplement using inventory, overtime (maximum = 30 units), subcon and backlogs are not allowed. Strategy: For letter A Month February March April May June July Cost/Unit T. Cost Total Units Forecast 150 180 190 160 170 170 Output Regular O/T SC Output-Fc Inventory Beginning Ending Ave. Backlog Strategy For letter B Month February March April May June July Total Units Cost/Unit T. Cost Forecast 100 140 150 110 125 120 Output Regular O/T SC Output-Fc Inventory Beginning Ending Ave. Backlog Month February March April May June July Total Forecast 150 180 190 160 170 170 Additional information are as follow: Regular production cost Regular production capacity Overtime production cost Php 300 per unit 150 units Php 350 per unit Php 400 per unit Php 10 Php 450 per unit Subcontracting cost Holding cost Backlog cost Beginning inventory 0 Develop an aggregate plan using each of the following guidelines and compute the total cost of each plan. Which plan has the lowest cost? a. Use chase strategy. Supplement using overtime (maximum = 30 units) and subcontract no limit, inventories not allowed. b. Use level production. Supplement using inventory, overtime (maximum = 30 units), subcon and backlogs are not allowed. Strategy: For letter A Month February March April May June July Cost/Unit T. Cost Total Units Forecast 150 180 190 160 170 170 Output Regular O/T SC Output-Fc Inventory Beginning Ending Ave. Backlog Strategy For letter B Month February March April May June July Total Units Cost/Unit T. Cost Forecast 100 140 150 110 125 120 Output Regular O/T SC Output-Fc Inventory Beginning Ending Ave. Backlog