The accounting records of Wildhorse Co show the following data. 3,000 units at $4 Beginning inventory Purchases 9,500 units at $6 Sales 9.900 units at $9 (a) Your answer has been saved. See score details after the due date. Calculate average unit cost. (Round answer to 3 decimal places, es 5.125) Average unit cost $ 5.52 per unit Attempts: 1 of 1 used (6) Determine cost of goods sold during the period under a periodic inventory system using the FIFO method, the LIFO method, and the average-cost method (Round answers to decimal places, es 125) FIFO LIFO Average cost Cost of foods sold