Q. 5. Mehran bike manufacturing is planning for its next eight months production plan and you as an operations manager has been asked to develop multiple aggregate plans on the basis of following data and suggest the better one.

Demand and Working Days
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug
Demand Forecast	1800	1500	1100	900	1100	1600	1800	1900
No. of Days	22	19	21	21	22	20	21	22

COSTS
Materials	Rs. 6000/unit
Inventory Holding Cost	Rs. 1500/unit/ month
Marginal Cost of Stock out	Rs. 7500/unit/ month
Marginal Cost of Subcontracting	Rs. 15,000/unit
Hiring and Training Cost	Rs.12,000 per worker
Layoff Cost	Rs. 15,000 per worker
Labor Hours Required	5 / unit
Straight-time Cost (First 8 hours each day)	Rs. 400 / hour
Overtime cost	Rs. 600 / hour

INVENTORY
Beginning Inventory	400 Units

Find out solution using Chase Strategy and Level Strategy.