Chevron Corporation’s financial data as of December 31, 2023:

• Total Revenue: $200 billion
• Cost of Revenue: $130 billion
• Operating Expenses: $50 billion
• Net Income: $15 billion
• Total Assets: $220 billion
• Shareholders’ Equity: $90 billion

Using this information, compute:

1. Gross Profit Margin.
2. Operating Profit Margin.
3. Net Profit Margin.
4. Return on Assets (ROA).
5. Return on Equity (ROE).