The service division of Retro Industries reported the following results for $2022.$

Management is considering the following independent courses of action in $2023$ in order to maximize the return on investment for

this division.

Reduce average operating assets by $$84,000,$ with no change in controllable margin.

Increase sales by $$89,540,$ with no change in the contribution margin percentage.

$($a$)$

Your answer is incorrect.

Calculate the controllable margin and the return on investment for $2022.($Round ROI to $2$ decimal places, e$.$g$.1\mathrm{.}25\%.)$

Controllable margin

Return on investmentThe service division of Retro Industries reported the following results for $2022.$

Sales

$$540,000$

Variable costs

$324,000$

Controllable fixed costs

$70\mathrm{.}800$

Average operating assets

$484,000$

Management is considering the following independent courses of action in $2023$ in order to maximize the return on investment for this division.

$1.$ Reduce average operating assets by $$84,000,$ with no change in controllable margin.

$2.$ Increase sales by $$89,540,$ with no change in the contribution margin percentage.

$($a$)$

Calculate the controllable margin and the return on investment for $2022.($Round ROl to $2$ decimal places, e$.$g$.1\mathrm{.}25\%.)$

Controllable margin $

Return on investment $\%$