Google LLC (Alphabet Inc.) reports the following figures for its Google Services segment for the year ended December 31, 2023:

Income Statement

• Sales revenue: $150,000,000
• Cost of goods sold: $75,000,000
• Gross margin: $75,000,000
• Operating expenses:
  • R&D expenses: $20,000,000
  • Sales and marketing expenses: $15,000,000
• Operating income: $40,000,000
• Nonoperating items:
  • Interest expense: $3,000,000
  • Loss on investment: $1,000,000
• Net income: $36,000,000

Balance Sheet

• Assets:
  • Cash: $20,000,000
  • Accounts receivable: $10,000,000
  • Inventory: $15,000,000
  • Property, plant, and equipment: $55,000,000
• Total assets: $100,000,000
• Liabilities:
  • Accounts payable: $5,000,000
  • Short-term loans: $10,000,000
  • Long-term debt: $20,000,000
• Stockholders' equity: $65,000,000
• Total liabilities and stockholders' equity: $100,000,000

Requirements:

1. Calculate the gross profit margin.
2. Determine the operating profit margin.
3. Compute the return on equity (ROE).
4. Calculate the current ratio.
5. Find the times interest earned ratio.