Bamazon Inc’s demand for a product is 15 units per month. Its supplier charges an ordering cost of $5 per order and $10 per unit with a 10% discount for orders of 15 units or higher. Bamazon Inc. incurs a 25% annual holding cost. What is its annual total cost (which includes the purchasing cost, ordering cost, and holding cost) the firm incurs, assuming they operate optimally?