Problem: XYZ Corporation is evaluating a new project. The company's current capital structure is $40\%$ debt, $30\%$ equity, and $30\%$ preferred stock. The after$-$tax cost of debt is $5\%,$ the cost of equity is $12\%,$ and the cost of preferred stock is $8\%.$ Calculate the company's weighted average cost of capital $($WACC$).$Problem:A company is considering investing in a new project that requires an initial investment of $$500,000.$ The project is expected to generate cash flows of $$150,000$ at the end of each year for the next $5$ years. The company's cost of capital is $10\%.$ Calculate the net present value $($NPV$)$ of the project and determine whether the company should proceed with the investment.Problem:A company is considering two mutually exclusive projects. Project A requires an initial investment of $$200,000$ and is expected to generate cash flows of $$80,000$ per year for $4$ years. Project B requires an initial investment of $$250,000$ and is expected to generate cash flows of $$110,000$ per year for $5$ years. The company's cost of capital is $10\%.$ Calculate the net present value $($NPV$)$ for each project and determine which project the company should choose.