Not entirely sure how investment centers work, please help me with this and explain please!

A Data for the North, South, East, and West divisions of Free Bird Company are as follows: Income from Invested Return on Investment Sales Operatio $860,000 ns Assets Investment Profit Margin Turnover North South East West $1,120,000 $89,600 $560,000 17.5% 0% 4.5% $51,300 (G) 3.8 We $,:2000 $8940 58015000 + $1,020,000 $680,000 B Determine the missing items, identifying each by the letters (A) through (L). (Round percentages and investment turnover to one decimal place.) Answer Check Figure: $300,000 C Determine the residual income for each division, assuming that the minimum acceptable return on investment established by management is 12%