Below is information for year ended 12/31/09 for Company A and Company B.
Company A Company B
Operating Inc. before $ 1000 $ 1000
Taxes and Interest
Interest Expense 400 0
Total assets - 12/31/09 10,000 10,000
Total debt 5,000 0
Equity 5,000 10,000
Tax Rate 40% 40%
what are Return on total assets for Company A and B for 2009 ?