Crane Company had a beginning inventory of 100 units of Product RST at a cost of $7 per unit. During the year, purchases were: Feb. 20 May 5 600 units at $8- 525 units at $9 Aug. 12 425 units at $10 Dec. 8 100 units at $11 Crane uses a periodic inventory system. Sales totaled 1,500 units. Determine the cost of goods available for sale. The cost of goods available for sale $ Calculate Average Cost. (Round answer to 3 decimal places, e.g. 5.125.) Average Cost $