Visa Inc. provided the following financial data for the fiscal year ending September 30, 2023: Total Revenue of $27,510 million, Operating Expenses of $8,950 million, and Net Income of $14,820 million. The company’s total assets were $77,230 million, and total equity was $35,590 million.

Questions:

1. Calculate Visa’s operating profit margin.
2. Compute Visa’s net profit margin.
3. Calculate the return on assets (ROA) for Visa.
4. Compute the return on equity (ROE) for Visa.
5. If Visa’s total liabilities were $41,640 million, what is the debt to equity ratio?