A family friend has asked your help in analyzing the operations of three anonymous companies operating in the same service sector industry. Supply the missing data in the table below: (Loss amounts should be indicated by a minus sign. Round your percentage answers to nearest whole percent.)

	Company
	A		B		C
Sales	$9,090,000		$7,150,000		$4,635,000
Net operating income	$909,000		$288,000
Average operating assets	$3,030,000				$1,854,000
Return on investment (ROI)	10	%	18	%		%
Minimum required rate of return:
Percentage	8	%		%	12	%
Dollar amount			$256,000
Residual income					$92,700