Bear Company had the following balances and transactions during 2020. Beginning inventory 10 units at $10 per unit March 10 sold 8 units for $24 per unit June 10 purchased 20 units at $16 per unit October 30 sold 15 units for $32 per unit What would the company's cost of goods sold amount be on the December 31, 2020 balance sheet if the LIFO cost assumption is used under a perpetual inventory. system? $672 $308 $320 $350