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5 -S Homework: M 7 Homework B-Graded Part 1 of 4 Question 7 Score:O of 6 points Save Zachs, a national manufacturer of lawn mowing and snow.blowing equipment, segments its business according to customer type: professional and residential. The following divisional information was available for the past year: Click the icon to view the information) Calculate each division's RI. Interpret your results. First, select the formula to calculate residual income (RI). RI Data Table - Residential Net Sales Revenue Operating Income Average Total Assets $ 520,000 $ 63,920 $ 188,000 1,040,000 154,980 378,000 Professional Management has a 23% target rate of return for each division. Print Done