Selected information from the comparative financial statements of ZZ Tire Company for the year ended December 31, appears below:

2014

2013

Accounts receivable (net)

$180,000

$200,000

Inventory

140,000

160,000

Total assets

1,200,000

800,000

Current liabilities

140,000

110,000

Long-term debt

400,000

300,000

Net credit sales

1,330,000

700,000

Cost of goods sold

900,000

530,000

Interest expense

50,000

25,000

Income tax expense

60,000

29,000

Net income

150,000

85,000

There is no preferred stock and the tax rate is 30%.

Required:

Calculate each of the following for 2014:

a.Debt ratio

b.Debt-to-equity ratio

c.Times interest earned ratio

d.Gross margin percentage

e.Return on assets

f.Return on common stockholders' equity