The following information relates to Ayayai Back Falls Ltd.'s inventory transactions during the month of February. Units Cost/Unit Amount Feb. 1 Beginning inventory 9,450 $25.00 $236,250 10 Sale 8,190 14 Purchase 5,040 $26.00 $131,040 18 Purchase 630 $28.00 $17,640 25 Sale 5,040 26 Purchase 5,040 $37.00 $186,480 28 Sale 3,654 All of the units sold were priced at $87.00 per unit.

Ayayai Back Falls Ltd. uses the perpetual inventory system. Calculate Ayayai Back's cost of goods sold, gross margin, and ending inventory for the month of February using weighted-average. (Round calculations for cost per unit to 2 decimal places,