What would it be using a periodic inventory system? Finding FIFO and Average Cost.

Determine the cost of goods sold and ending inventory using (1) FIFO and (2) average cost, assuming North Hills uses a periodic inventory system. (Round FIFO answers to the nearest whole dollar, e.g. 5,275 and Average cost answers to 2 decimal places, e.g. 15.25. Round per unit cost to 2 decimal places, e.g. 15.25.) North Hills, Inc. sells an Xpert snowshoe that is popular with snowshoe enthusiasts. The following information shows North Hills's purchases and sales of Xpert snowshoes during November