3M Company Financial Data for 2023:

• Total Revenue: $40 billion
• Cost of Goods Sold: $20 billion
• Operating Expenses: $15 billion
• Interest Expense: $1.5 billion
• Tax Expense: $2 billion
• Total Assets: $80 billion
• Total Liabilities: $35 billion

1. Calculate the gross profit margin.
2. Determine the net profit margin.
3. Compute the times interest earned (TIE) ratio.

Calculate the equity multiplier.