The Jackson Company Has the Following Capital Expenditure Projects Available

The Jackson Company has the following capital expenditure projects available for possible investment next year: $$\begin{array} { c c c } \text { Project } & \begin{array} { c } \text { Investment } \\\text { (Million) }\end{array} & \begin{array} { c } \text { Internal } \\\text { Rate of Return }\end{array} \\\hline\mathrm{A} & \$ 10 & 22 \% \\\mathrm{~B} & 25 & 14 \\\mathrm{C} & 20 & 18 \\\mathrm{D} & 40 & 12 \\\mathrm{E} & 15 & 10 \\\mathrm{~F} & 10 & 13 \\\mathrm{G} & 50 & 15 \\\mathrm{H} & 30 & 11\end{array}$$ The company has developed the following costs of various increments of capital needed to finance its capital budget for next year: $\begin{array}{cc}\begin{array}{c}\text { Amount of }\\\text { Capital Raised } \\\text { (Million) }\end{array} & \begin{array}{c}\text { Cost of } \\\text { Capital }\end{array} \\\hline & \\\text { Up to } \$ 50 & 11.0 \\\$ 50-\$ 125 & 12.5 \\\text { Over } \$ 125 & 14.5\end{array}$
Determine the optimal capital budget for the company.