Financial highlights for JPMorgan Chase as of December 31, 2023:

• Revenue: $150 billion
• Operating Expenses: $80 billion
• Interest Expense: $20 billion
• Net Income: $30 billion
• Total Assets: $3 trillion
• Total Equity: $300 billion

Using this data, calculate:

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