quick! please help me with my last homework question. accuracy matters thank you (I chose an answer but don't know if it is right because i guessed)

Multiple Choice Question 50 Sheridan Bookstore had 510 units on hand at January 1, costing $9 each. Purchases and sales during the month of January were as follows: m Purchases Sales Jan. 14 445 @ $13 17 250 @ $8 25 250 @ $10 29 290 @ $15 Sheridan does not maintain perpetual inventory records. According to a physical count, 275 units were on hand at January 31. The cost of the inventory at January 31, under the LIFO method is: 0 $2475. T? $2200. $2700. $2750