Aztec Corporation uses a periodic inventory system and the retail inventory method to estimate ending inventory and cost of goods sold. The following data are avallable for the month of September: The company used the average cost flow method and estimated inventory at the end of September to be $22,980 00. If the company had used the LIFO cost flow method, the cost to-retall percentage would have been 50% Required: Compute net purchases at retail and net sales for the month of September using the information provided. Note: Do not round your intermediate calculations