9, 11, 13 and 15 (odds only) please show all work. Thank you.

20 years 30 years 50 years If you were guaranteed dollar 50,000 in 5 years or dollar 75,000 in 8 years, which would you accept your opportunity cost is 15 percentage? What if your opportunity cost is 5 percentage? If you were guaranteed dollar 60,000 in 6 years or dollar 95,000 in 8 years, which would you accept your opportunity cost is 15 percentage? What if your opportunity cost is 5 percentage? You are expected to receive dollar 20,000 at the end of each of the next 30 years. If the opportunity cost of capital (interest rate) is 12 percentage per year, compounded annually, what is its present value? You are expected to receive dollar 30,000 at the end of each of the next 20 years. If the opportunity cost of capital (interest rate) is 13 percentage per year, compounded annually, what is its present value? You are expected to receive dollar 10,000 at the end of each of the next 20 years. If the opportunity cost of capital (interest rate) is 10 percentage per year, compounded annually, what is its future value? You are expected to receive dollar 50,000 at the end of each of the next 10 years. If the opportunity cost of capital (interest rate) is 10 percentage per year, compounded annually, what is its future value? You want to have dollar 50,000 by saving at the end of each of the next 10 years. If the opportunity cost of capital (interest rate) is 10 percentage per year, compounded annually, how much must you save annually? You want to have dollar 1,000,000 by saving at the end of each of the next 10 years. If the opportunity cost of capital (interest rate) is 12 percentage per year, compounded annually, how much must you save annually