using the data please answer question 3

Montoure Company uses a perpetual inventory system. It entered into the following calendar-year purchases and sales transaction 3. Compute the cost assigned to ending irventory using (a) FFO, (b) LIFO, (c) weighted average, and (a) specific identification. (For specific identsfication, units sold consist of 600 units from beginning inventory, 380 from the February 10 purchase, 120 from the March 13 purchase, 130 from the August 21 purchase, and 205 from the September 5 purchase.) Complete this question by entering your answers in the tahs below