$1)$ A firm producing digital cameras considers a new investment which is about opening a new plant.The project's lifetime is estimated as $5$ years and requires $20$ million TL as investment cost.Salvage value of the project is estimated as $4$ million TL $($which will be received in the sixth year$)$ However firm prefers to show salvage value only as $2$ million TL$.$ Firm uses $5-$year straight line depreciation.It is estimated that the sales will be $12$ million TL next year and then sales will grow by $20\%$ each year. It is estimated that total costs will be $\%25$ of sales. Corporate tax rate is $\%20.$This project, in addition, requires a working capital of $ $3$ million in the first year, $4\mathrm{.}5$ million in the second year, $5\mathrm{.}5$ million in third year, $3\mathrm{.}5$ million in the fourth year and $2$ million in the fifth year.Firm plans to use a debt$/$equity ratio of $\%50$ in this project.The company can borrow TL loan with an interest cost of $22\%$ before tax. Corporate tax rate is $20\%.$ Beta of the company is $0\mathrm{.}9.10-$ year Turkish government bond yields at $\%20$ and market risk premium is $\%10.$Given this information; find the NPV of this project? Is this project feasible or not?What is the result of higher WACC? Can a company reduce its WACC? If yes, how?Explain this topic briefly regarding to the capital structure theories$\mathrm{.}2)$ What is the profitability index for the following set of cash flows if the cost of capital is $12$ percent. Is this project feasible or not according to profitability index