Nike Inc.’s financial summary as of May 31, 2023, includes:

• Net Sales: $40 billion
• Cost of Goods Sold: $25 billion
• Selling, General and Administrative Expenses: $10 billion
• Interest Expense: $1 billion
• Net Income: $3 billion

Evaluate the following:

1. Gross Margin.
2. Operating Margin.
3. Net Margin.
4. Return on Sales.
5. Interpretation of Nike’s profitability and cost management.