$3$

Comparative data on three companies in the same service industry are given below.

$5$

points

Required:

$2.$ Fill in the missing information.

Note: Round the "Turnover" and "ROI" answers to $2$ decimal places.

$\backslash$table$[[,$Company$],[,\backslash$bar $($A$),\backslash$bar $($B$),\backslash$bar $($C$)],[$Sales$,$$$,4,104,000,,,1,860,00,,,],[$Net operating income,$$,738,720,,$$$,316,20,,,],[$Average operating assets,$$,1,710,000,,,,,3,110,000,],[$Margin$,,,\%,,,$;$,,\%],[$Turnover$,,,,,,,1\mathrm{.}90,],[$Return on investment $($ROI$),,,\%,,10\mathrm{.}2,0$:$\%,,\%]]$