Please help with part b2. Thank you

Determine the cost of goods available for sale. The cost of goods available for sale 6. Your answr is incorrect Determine the ending inventory and the cost of goods sold under each of the assumed cost now methods (FIFO, LFO, and average-cost). (Round answers to 0 decimal places, es. 1,250) Calculate average cost per unit. (Round answer to 3 decimal places, e.g. 1.250.) Average cost per unit Sheffield Company had a beginning imventory on January 1 of 190 units of Product 41815 at a cost of $20 per unit. During the year, ourchases were as follows. Shetfeld Company uses a periodic inventory system.Sales totaled 1.100 units