i have only 15 minutes can you answer fast

(10 marks) Explain "COST OF GOODS SOLD" in Income Statement? (20 Marks) Sales Revenue Sales returns and allowances Sales discount Cost of Goods sold 400,000 50,000 25,000 120,000 Required: Fill in the blanks below IMPORTANT: Type the numbers without commas, nor spaces or brackets (for example type 30000 instead of 30,000, or -40000 instead of -40,000)