Assume you just opened a Roth IRA by investing a $10,000 lump sum into Vanguard's S&P 500 Index mutual fund. You also plan to invest an additional $5000 per year into the Roth IRA at the end of each year for 37 years. How much will you have in your Roth IRA at the end of 37 years? Assume you can earn an 8% per year. (HINT: Set up your timeline of all cash flows.] $861,584 $1,009,437 $1,187,808 $1,223,709 How much would you have to invest today at 6% per year in order to have $500,000 in 20 years? $155.902.36 $46,591.88 $14,602.28 $910,639.65 You are considering buying a new car. The cost is $13,000. If you negotiate an annual interest rate of 10 percent and pay for the car over a 5-year period, what is your monthly car payments? $261.67 $276.21 $285.78 $301.76