Part B ( 8 marks) A McDonalds Franchise expects to sell 50,000 BjE Mac sandwiches annually: The special Big Mac, buns can be ordered by packs only, and cach pack contains 10 buns. The cost of placing an ocder is 550, while the storage cost is 5Q.50 per pack. According to their records the average daily sales of Big Mac is 137 , the maximum-ever daily sales is 250, and the typical misimum sales is 50 . Packs with the Big Mae buns normally arrive 10 days after the order. In the past the maximum delivery fime was 20 days, and the minimum was 7 days. Required: 1. Calculate the EOQ and briefly outline what it represents. 2. Calculate the reorder point, and briefly outline what it means. (3 marks) 3. How would the reorder point change, if the permanent safety stock is 100 packs? (3 marks) (2) marks)