12. Pfizer Inc., a pharmaceutical company, provided the following data:

• Sales: $2,800,000,000
• Cost of Goods Sold: $1,600,000,000
• Operating Expenses: $900,000,000
• Interest Expense: $100,000,000
• Tax Rate: 22%
• Total Assets: $2,200,000,000
• Total Liabilities: $1,400,000,000
• Shareholders' Equity: $800,000,000

Requirements:

1. Prepare an Income Statement for Pfizer.
2. Calculate the Gross Margin and Net Profit Margin.
3. Determine the Return on Assets (ROA) and Return on Equity (ROE).
4. Calculate the Current Ratio and Quick Ratio (assuming Inventory is $200,000,000).