2. Calculation Problem - A bird feeder is one of the top-selling items in the container group at American International Airport's gift shop. Weekly sales are 25 units, and the supplier charges $50 per unit. The cost of placing an order with the supplier is $40. The annual holding cost is 20% of a feeder's valute, and the shop operates 52 weeks per year. The shop opens seven days a week and it normally takes 3 days to receive an order. (a) Decide how much to order to minimize inventory cost (EOQ) (b) What is the total inventory cost if the EOQ is used? (c) How often should the shop place an order to meet demand requirements if the EOQ were used? What is the order cycle if the EOQ is used? (d) Decide the reorder point