Current Attempt in Progress The following information relates to Carla Vista Ltdi's inventory transactions during the month of July. All of the units sold were priced at $20 per unit. Garia Vista Lta, uses the perpetual inventory system. Calculate Carla Vista' cost of goods sold, gross margin, and ending inventory for the month of July using weighted-average. (Round calculations for cost per unit to 2 decimal ploces, es. 10.52 and final answers to 0 decimal ploces, es. 61.052.] Cost of goods sold $ Gross margin Ending inventory eTextbook and Media Attempts: 0 of 2 used