Assume that Carla Vista Co. uses a periodic inventory system and has these account balances: Purchases $358,200; Purchase Returns and Allowances $11,800; Purchase Discounts $7.200; and Freight-in $15,400. Determine net purchases and Assume that Carla Vista Co. uses a periodic inventory system and has these account balances: Purchases $358,200; Purchase Returns and Allowances $11,800; Purchase Discounts $7.200; and Freight-in $15,400. Determine net purchases and