please asap, thanks!

Current Attempt in Progress Vaughn Bookstore had 550 units on hand at January 1, costing $ 8 each. Purchases and sales during the month of January were as follows: Date Purchases Sales Jan 14 390 @ $ 15 17 220 @ $10 25 220 @$12 29 300 @$ 16 Vaughn does not maintain perpetual inventory records. According to a physical count, 300 units were on hand at January 31 The cost of the inventory at January 31, under the FIFO method is: $ 2400 O $ 3000 O $3440 O $3600 Save for LT Attempts:O of lused