Montoure Company uses a perpetual inventory system. It entered into the following calendar-year 2013 purchases and sales transactions. Date Activities Units Acquired at Cost Units Sold at Retail Jan. 1 Beginning inventory 660 units @ $ 35 /unit Feb. 10 Purchase 330 units @ $ 32 /unit Mar. 13 Purchase 110 units @ $ 20 /unit Mar. 15 Sales 760 units @ $ 75 /unit Aug. 21 Purchase 180 units @ $ 40 /unit Sept. 5 Purchase 570 units @ $ 36 /unit Sept. 10 Sales 750 units @ $ 75 /unit Totals 1,850 units 1,510 units 1. Compute the cost assigned to ending inventory using (a) FIFO, (b) LIFO, (c) weighted average, and (d) specific identification. For specific identification units sold consist of 660 units from beginning inventory, 230 from the February 10 purchase, 110 from the March 13 purchase, 130 from the August 21 purchase, and 380 from the September 5 purchase. (Round your average cost per unit to 2 decimal places.)

Compute gross profit earned by the company for each of the four costing methods. (Round your average cost per unit to 2 decimal places.)