Student No. 1) David Jenkins is planning for his son's college education to bepin eight years from today. She estimates the yearly tuition, books, and living expenses to be $11,000 per year for a four-year degree. How much must she deposit today, at an interest rate of 6 percent, for his son to be able to withdraw $13,000 per year for four years of college? uming 2) The present value of an annuity of $8,100 each year for eighteen years, a an opportunity cost of 11 percent is 3) $900 is received at the beginning of yearl, 800 is received at the beginning of year 3, and $400 is received at the beginning of year 4. If these cash flows are deposited at 12%, their combined future value at the end of year 4 is 4) You borrow $50,000. You make annual payments at the end of each year) for 12 years. The interest rate is 12%. A) What is your annual payment? B) How much interest do you pay in year 5? 5) You are currently investing your money in a bank account which has a nominal annual rate of 18 percent, compounded annually. How many years will it take for you to double your money