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

Required:

$2.$ Fill in the missing information.

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

$\backslash$table$[[,$Company$],[$A$,$B$,$C$],[$Sales$,$$ $6,050,000,,,2,254,000,,,],[$Net operating income,$ $726,000,,$$$,360,640,,,],[$Average operating assets,$ $2,420,000,,,,,$$ $3,470,000,],[$Margin$,,\%,,,\%,4,\%],[$Turnover$,,,,,,1\mathrm{.}70,],[$Return on investment $($ROI$),,\%,,11\mathrm{.}20,\%,,\%]]$