Thomas Kratzer is the purchasing manager for the headquarters of a large insurance company chain with a central inventory operation.​ Thomas's fastest-moving inventory item has a demand of 6 comma 100 units per year. The cost of each unit is ​$98​, and the inventory carrying cost is ​$9 per unit per year. The average ordering cost is ​$29 per order. It takes about 5 days for an order to​ arrive, and the demand for 1 week is 122 units.​ (This is a corporate​ operation, and there are 250 working days per​ year). ​a) What is the​ EOQ? 198.27 units ​(round your response to two decimal​ places). ​b) What is the average inventory if the EOQ is​ used? 99.14 units ​(round your response to two decimal​ places). ​c) What is the optimal number of orders per​ year? 30.76 orders ​(round your response to two decimal​ places). ​d) What is the optimal number of days in between any two​ orders? 8.12 days ​(round your response to two decimal​ places). ​e) What is the annual cost of ordering and holding​ inventory? ​$ nothing per year ​(round your response to two decimal​ places).