Willie and Cody are selling fruit for a school fundraiser. Customers can buy small boxes of oranges and large boxes of oranges. Willie sold 9 small boxes of oranges and 9 large boxes of oranges for a total of $243. Cody sold 11 small boxes of oranges and 6 large boxes of oranges for a total of $202. What is the cost each of one small box of oranges and one large box of oranges?