Company: Microsoft Corporation

Microsoft Corporation disclosed its financials for the fiscal year ending June 30, 2024. The company recorded total revenue of $300 billion, with a cost of goods sold (COGS) of $100 billion and operating expenses of $120 billion. Net income amounted to $50 billion. Given this information: a) Calculate the gross profit margin. b) Determine the operating profit margin. c) Compute the net profit margin. d) Evaluate the return on investment (ROI) if the company's total investment is $400 billion.