Use this information to answer the following question. A periodic inventory system is used. Using LIFO, the cost assigned to ending inventory is $3, 480. $8, 112. $2, 664. $8, 928. Use this inventory information for the month of August to answer the following question. Assuming that a perpetual inventory system is used, what is ending inventory (rounded) under the average-cost method? $3, 764 $3, 826 $3, 968 $3, 986 Use this inventory information for the month of May to answer the following questions. Assuming that a perpetual inventory system is used, what is ending inventory on a LIFO basis? More information is needed $10, 240 $5, 440 $5, 760