Oslo Company's industrial photo-finishing division, Rho, incurred the following costs and expenses in the last period: Variable Fixed Direct materials $ 204,000 Direct labour 162,000 Factory overhead 69,000 $ 38,000 General, selling, and administrative 30,000 46,000 Totals $ 465,000 $ 84,000 During the period, Rho produced 300,000 units of industrial photo prints, which were sold for $2.04 each. Oslo's investment in Rho was $560,000 and $640,000 at the beginning and ending of the year, respectively. Oslo's weighted average cost of capital is 15%. Determine Rho's return on investment for the year. (Round answer to 2 decimal places, e.g. 25.25%.) ROI % e Textbook and Media Compute Rho's residual income (loss) for the year. (Enter loss using either a negative sign preceding the number e.g. -45 or parentheses e.g. (45).) Residual income (loss) $ How many industrial photo print units did Rho have to sell during the year to break even? (Round entry to whole amounts, e.g. 5,275.) Break even quantity units e Textbook and Media What was Rho's contribution margin for the year? Contribution margin $