Here are the financial statements for the Miller Division of KLM Corporation for the year ended December 31, Year 15:

Miller Division Income Statement

Description	Amount ($)
Sales revenue	1,450,900
Cost of goods sold	865,500
Gross margin	585,400
Operating expenses	355,500
Depreciation expense	75,700
Operating income	154,200
Nonoperating items	48,400
Gain on sale of investments	15,200
Net income	217,800

Miller Division Balance Sheet

Assets	Amount ($)
Cash	140,200
Accounts receivable	295,400
Merchandise inventory	245,300
Equipment less accumulated depreciation	400,000
Total assets	1,080,900

Liabilities and Stockholders' Equity	Amount ($)
Accounts payable	200,200
Notes payable	90,400
Stockholders' equity	790,300
Total liabilities and stockholders' equity	1,080,900

Required:

1. Calculate the net profit margin for Miller Division.
2. Determine the return on equity (ROE) for Miller Division.
3. Compute the quick ratio for Miller Division.
4. Evaluate the interest coverage ratio for Miller Division.
5. Assess the Miller Division’s debt to total assets ratio.