A store estimates their holding costs at 30% and incurs a fixed cost of $66.00 for each order. Demand for an item is 2,075 units per year. A supplier offers a price of $12.00 each for quantities of 425 or fewer and a price of $11.28 for quantities over 425 units. How many units should the retailer order at one time? What is the total annual cost at this order point?