Use the data provided to determine the firms operating margin, asset turnover, interest burden, financial leverage, income tax rate, and ROE.

Income Statement
Revenues	$979
Operating income	76
Depreciation/Amortization	9
Interest expense	0
Pretax income	67
Income taxes	37
Net Income after tax	30
Balance Sheet
Fixed assets	$70
Total assets	291
Net working capital	157
Total debt	0
Total shareholders equity	220