Fill in the blanks in the schedule below for two separate investment centers A and B. Investment Center Sales Income Average assets Profit margin Investment turnover Return on investment. A $7 $ 10,700,000 $ 314,600 $ ? $ 1,430,000 $ ? 10% 28 2 1.2 28 128 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.)