Que: 3 The following information is available from the annual report of DDN Inc.: Current assets .... Rs. 480,000 Operating expense ratio = 10% Average total assets.... 2,000,000 Gross Profit Margin = 20% Average total equity.... 800,000 Current liabilities .... Rs.300.000 Operating expenses. 240,000 Net income... 80,000 Calculate: 08 marks a) Net sales b) Working Capital c) Cost of Goods Sold d) Return on Equity