Wildhorse Company Inc. had a beginning inventory of 110 units of Product RST at a cost of $7 per unit. During the year, purchases were: Feb. 20 670 units at $8 Aug 12 400 units at $10 May 5 510 units at $9 Dec. 8 110 units at $11 Wildhorse Company uses a periodic inventory system. Sales totaled 1,540 units Determine the cost of goods available for sale. The cost of goods available for sale $ Calculate weighted-average cost per unit. (Round answer to 3 decimal places, eg. 5.125) Weighted-average cost per unit $