Required:

$1.$ Compute each division's margin, turnover, and return on investment $($ROI$).$

$2.$ Compute each division's residual income $($loss$).$

$3.$ Assume each division is presented with an investment opportunity yielding a $8\%$ rate

of return.

a$.$ If performance is being measured by ROI, which division or divisions will accept

the opportunity?

b$.$ If performance is being measured by residual income, which division or divisions

will accept the opportunity?