This exercise stresses the relationships between the information recorded in a periodic inventory system and the basic elements of an income statement. Each of the five lines represents a separate set of information. You are to fill in the missing amounts. (Enter loss amounts as a negative number.) Net Sales Cost of Goods Sold Gross Profit Expenses Ending Inventory 35,200 Net Income or (Loss) Net Purchases 104,000 290,000 125,200 72.000 Beginning Inventory 76,000 74,000 170,000 20,000 do do 270,000 470,000 630,000 810,000 264,000 441,000 160,000 135,000 220,000 450,000 189,000 234,000 130,000 160,000 260,000 156,000 300,000 (15,000)