The Strata Division of Cloud Production Company reported the following results for 2021: Sales $2,850,000 Variable Costs $1,820,000 Controllable Fixed Costs $838,000 Average Operating Assets $1,600,000 The minimum required rate of return of is 8% for the Strata Division. Required: Answer the following questions: 1. What is the controllable margin of the Strata Division for 2021? 2. What is the Return on Investment (ROI) for the Strata Division for 2021? 3. What is the Residual Income for the Strata Division for 2021? Explain why the manager of the Strata Division in the prior question would probably not accept a new investment option with a 10% return if the manager's performance is evaluated using return on investment, but probably would accept that investment option if the manager's performance is evaluated using residual income. Edit View. Insert Format Tools Table 12pt Paragraph I o Avey Tv Ae Tv : 1