The following financial details pertain to Intel Corporation's Semiconductor Division for the fiscal year ending December 31, Year 17:

Income Statement:

• Sales revenue: $4,200,000
• Cost of sales: $2,500,000
• Gross profit: $1,700,000
• Operating expenses: $800,000
• Depreciation: $300,000
• Operating income: $600,000
• Interest expense: $100,000
• Non-operating income: $50,000
• Net income: $550,000

Balance Sheet:

• Cash: $300,000
• Accounts receivable: $600,000
• Inventory: $700,000
• Property, plant, and equipment (net): $1,200,000
• Total assets: $2,800,000
• Accounts payable: $400,000
• Long-term debt: $700,000
• Stockholders' equity: $1,700,000
• Total liabilities and equity: $2,800,000

Requirements:

1. Compute the ROI for Intel Corporation's Semiconductor Division.
2. Analyze the gross profit margin.
3. Determine the impact of depreciation on net income.
4. Calculate the equity to asset ratio.
5. Discuss the significance of non-operating income in the overall financial performance.