ABC. Ltd. uses a perpetual inventory system and the weighted average cost method. The following represents complete information on inventory transactions for ABC. Ltd. for the year: January 1: Opening inventory 10000 units at $ 9 per unit June 1: Purchased 4000 units at $ 5 per unit August 1: Purchased 3500 units at $ 10 per unit October 1: Sold 6000 units at $ 22 per unit Calculate the gross profit (margin) for the year. Round your answer to the nearest dollar. Your