Question: Post Card Depot, an large retailer of post cards, orders 9,842,970 post cards per year from its manufacturer. Post Card Depot plans on ordering post card 9 times over the next year. Post Card Depot receives the same number of post cards each time it orders. The carrying cost is $0.12 per post card per year. The ordering cost is $211 per order. What is the annual total costs of post card inventory?