QUESTION 2 APR Industries Sdn Bhd forecasts the likely demand for its electronic components in the next 6 months period. The demand forecasts (in units) are as follows: Demand 500 550 Month July August September October November December 600 480 600 500 The organization decides that it would continue with the present policy of maintaining safety stock of 10 % of demand each month. The other relevant particulars are given below: 2/3 OOO Labour hours needed to make one component Number of working days each month Regular working hours in a day Cost of labour during regular time (RM/hour) Cost of labour during overtime (RM/hour) Inventory holding cost (RM/unit/month) Cost of subcontracting (RM/unit) 3 24 6 10 15 10 60 As a production engineer of the company, you are required to prepare an aggregate production plan that will minimize total cost, where overtime is restricted up to a maximum of 25 % of regular time. Assume a constant workforce of 10 workers, the beginning inventory is 40 units and no backlogs are allowed. (10 marks)