Investment Center Sales Net income Average invested assets Profit margin Investment turnover Return on investment $ 2 $ 546,000 $1,560,000 7% 2 28 3 $12,000,000 $ 2 2 28 2.0 140 $ Use the information in the table above to compute each department's contribution to overhead (both in dollars and as a percent). (Round your final answers to 2 decimal places.) Profit Margin: Choose Numerator: Choose Denominator: Profit Margin Investment Center Profit margin 7.00% B % Investment Turnover: Choose Numerator Choose Denominator Investment Turnover Investment Center Investment turnover A B 2.00 Return on investment: Choose Numerator: Choose Denominator: Return on investment Investment Center - Return on investment A % B 14.00