Please solve for (b2) thank you

Cullumber Company Inc had a beginning inventory of 100 units of Product RST at a cost of \$6 per unit. During the year, purchases were: Cullumber Company uses a periodic inventory system. Sales totaled 1.495 units (a) Determine the cost of goods avalable for sale. The cost of goods avaliable for sale eTextbook and Media Calculate average cost per unit. (Round answer to 3 decimal ploces, es 2237) Averaze cost per unit. $ Determine the ending inventory and the cost of goods sold under each of the assumed cost flow methods (FIFO, LIFO, and average-cost). (Round per unit cost to 3 decimal ploces, eg. 15.647 and final answers to 0 decimal places, eg. 5, 125)