Please explain how to get 2,250,000 and 10,750,000(show the formulas)

Gibbs LED Ltd produces and sells LED traffic lights nationally and internationally. Information about two of its divisions, in Australian dollars, follows: Operating Income Required rate of return WACC Current Liabilities After-tax income Australia New Zealand Invested Capital (Total Assets)$6,000,000 $600,000 $1,500,000 $180,000 10% 9% $15,000 $900,000 $120,000 10% 9% 120,000 $ Required: . Calculate each division's ROI, Residual Income and EVA. 2. Suppose the Australian Division had an opportunity to invest $4,750,000 in a project that would generate sales of $7,500,000 and a return on sales of 10%. Would the division manager be likely to undertake this project if he is evaluated using ROl? Explain