A retailer would like to determine the optimum order quantity based on the annual demand of the product, holding cost, and setup cost (ordering cost). The annual demand for the product is 2000 units. The holding cost of the product per year is $1 per item. The setup cost per order is $50 per order. The retailer operates 250 days in a year. (a) Based on the data given above, find the optimum order quantity (number of items per order). (b) If the company orders the optimum order quantity for each order, then how many orders will the company make during the year? (c) What would be the time between two orders? (d) What is the total holding and ordering cost? (e) Calculate the Reorder point, if the lead time for each order is 7 days