Splish Brothers Inc. Inc. had a beginning inventory of 105 units of Product RST at a cost of $ 8 per unit. During the year, purchases were: Feb. 20 590 units at $9 Aug. 12 410 units at $ 11 May 5 520 units at $ 10 Dec. 8 100 units Dat $12 Splish Brothers Inc. uses a periodic inventory system. Sales totaled 1.455 units. Determine the cost of goods available for sale. The cost of goods available for sale 15377 Calculate average cost per unit. (Round answer to 3 decimal places, eg. 2.237.) Average cost per unit $