The accounting records of Pharoah Electronics show the following data.

The accounting records of Pharoah Electronics show the following data. Calculate weighted-average unit cost. (Round answer to 3 decimal places, eg. 5.125.) Weighted-average unit cost 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 0 decimal places, eg. 125.)