three finance questions, please help with these as i do not understand thank you in advcance

A firm's unlevered cost of equity is 12.25%. The yield to maturity (YTM) on its debt is 5%, its debt-equity ratio is 1.3 , and its tax rate is 21%. What is the firm's levered cost of equity? (Round your answer to the nearest one-hundredth of a percent. Do not enter the percentage symbol. For example, if your answer is 12.3456789%, enter 12.35. Do not worry if Canvas truncates trailing zeros.) A firm has a target debt-equity ratio of 0.40 . Its cost of equity is 11.5% and its cost of debt (pretax ) is 7.5%. The corporate tax rate is 23\%. What is the company's WACC? (Round your answer to the nearest one-hundredth of a percent. Do not enter the percentage symbol. For example, if your answer is 12.3456789%, enter 12.35 . Do not worry if Canvas truncates trailing zeros.) At the start of the year, an investor paid $2,000 to invest in a mutual fund with a 5.75% frontend sales load. During the year, the fund experienced an annual return of 14%. At the end of the year, the fund deducted from its investors' accounts the annual operating fee of 1.00% of endof-year account balances. After paying the fee, what was the market value of the investor's account? (Round your answer to the nearest penny. Do not enter the dollar symbol. For example, if your answer is $1,234.56789, enter 1234.57 . Do not worry if Canvas adds commas or truncates trailing zeros.)