Company: Starbucks Corporation

Starbucks Corporation disclosed its financial performance for the fiscal year ending December 31, 2023. The company reported total revenue of $40 billion, with a cost of goods sold (COGS) of $20 billion and operating expenses of $10 billion. Net income amounted to $8 billion. From this data: a) Calculate the gross profit margin. b) Determine the operating profit margin. c) Compute the net profit margin. d) Analyze the return on investment (ROI) if the company's total investment is $20 billion.