Here are the financial statements for the Allen Division of STU Corporation for the year ended December 31, Year 9:

Allen Division Income Statement

Description	Amount ($)
Sales revenue	820,900
Cost of goods sold	452,500
Gross margin	368,400
Operating expenses	205,400
Depreciation expense	45,700
Operating income	117,300
Nonoperating items	23,400
Gain on sale of investments	7,200
Net income	147,900

Allen Division Balance Sheet

Assets	Amount ($)
Cash	65,200
Accounts receivable	162,400
Merchandise inventory	140,300
Equipment less accumulated depreciation	215,000
Total assets	582,900

Liabilities and Stockholders' Equity	Amount ($)
Accounts payable	90,600
Notes payable	43,200
Stockholders' equity	449,100
Total liabilities and stockholders' equity	582,900

Required:

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