Required information [The following information applies to the questions displayed below] In its first month of operations. Literacy for the Hititerate opened a new bookstore and bought merchandise in the following order: (1) 220 units at $6 on January 1, (2) 490 units at $7 on January 8 , and (3) 790 units at $8 on January 29. Assuming 950 units are on hand at the end of the month, calculate the cost of goods avallable for sale, ending inventory, and cost of goods sold under weighted average cost flow assumptions. Assume a periodic inventory system is used. (Round "Cost per Unit" to 2 Jecimal places.)