Problem 6-3A (Part Level Submission) Ivanhoe Company had a beginning inventory of 108 units of Product RST at a cost of s8 per unit. During the year, purchases were Feb. 20 640 units at $9 Aug. 12 377 units at $11 May 5 540 units at $10Dec. 8 91 units at2 Ivanhoe Company uses a periodic inventory system. Sales totaled 1,590 units. (a) Determine the cost of goods available for sale The cost of goods available for sale (b) Calculate Average Cost. (Round answer to 3 decimal places, e.g. 5.125.) Average Cost Attempts: 0 of 3 used The parts of this question must be completed in order. This part wil be available when you complete the part above. The parts of this question must be completed in order. This part wil be available when you complete the part above. opyright ights