Determining Missing Items in Return Computation

One item is omitted from each of the following computations of the return on investment:

$\backslash$table$[[$Rate of Return on Investment,$=$ Profit Margin $$ Investment Turnover,,,$],[25\%,=,10\%,,($a$)],[($b$),=,24\%,,0\mathrm{.}75],[33\%,=,($c$),,1\mathrm{.}5],[10\%,=,20\%,,($d$)],[($e$),=,15\%,,1\mathrm{.}8]]$

Determine the missing items identified by the letters as shown above. If required, round your answers to two decimal places.

$($a$)$

$($b$)$

$\%$

$($c$)$

$\%$

$($d$)$

$($e$)$

$\%$