Let's say Capital Theatre has the cost of debt of 10%, the cost of equity of 18%, and the debt ratio of 45% (i. e., the firm finances 45% of the market value of its assets with debt). If the tax rate is 21%, what is the weighted average cost of the firm

You wish to retire in 13 years, at which time you want to have accumulated enough money to receive an annual annuity of $23,000 for 18 years after retirement. during the period before retirement you can earn 9 percent annually, while after retirement you can earn 11 percent on your money. what annual contributions to the retirement fund will allow you to receive the $23,000 annuity? use appendix c and appendix d for an approximate answer, but calculate your final answer using the formula and financial calculator methods.