Provide the Missing Data in the Following Situations

Provide the missing data in the following situations: $\begin{array}{llll} &\underline{\text { Northern }} & \underline{\text { Southern }}& \underline{\text { Eastern }} \\& \underline{\text { Division} } & \underline{ \text { Division }} & \underline{\text { Division }}\\\text { Sales } & \$(A) & \$ 250,000 & \$(\mathrm{G}) \\\text { Operating assets } & \$(\mathrm{~B}) & \$(\mathrm{D}) & \$ 800,000 \\\text { Net operating income } & \$ 400,000 & \$ 10,000 & \$ 144,000 \\\text { Margin } & 0.08 & (\mathrm{E}) & 0.12 \\\text { Turnover } & (\mathrm{C}) & (\mathrm{F}) & 1.5 \\\text { Return on investment } & 16 \% & 10 \% & (\mathrm{H})\end{array}$