Sansuit Investments Is Deciding on Future Investments for the Coming

Sansuit Investments is deciding on future investments for the coming two years and is considering four bonds. The investment details for the next two years are given in the table below. $\begin{array}{ccc} \text { Investment Requirements (\$) }\\& \text { Year 1 } & \text { Year 2 } \\\hline \text { Bond A } & 25,000 & 30,000 \\\text { Bond B } & 15,000 & 21,000 \\\text { Bond C } & 8000 & 9500 \\\text { Bond D } & 10,000 & 7000\end{array}$ ​
The net worth of these four bonds at maturity is $60,000, $40,000, $25,500, and $18,000, respectively. The firm plans to invest $35,000 and $62,000 in Year 1 and Year 2, respectively. Develop and solve a binary integer programming model for maximizing the net worth