6. Calculating Interest Rates|LO Assume the total cost of a college education will be $345.000 when your child enters.college in 18 years. You presently have $73,000 to invest. What annual rate of interest must you earn on your investment to cover the cost of your child's college education! 7. Calculating the Number of Periods |LO4 At 6.1 percent interest, how long does it take to double your money? To quadruple it? 8. Calculating interest Rates (LO3According to the Census Bureau in October 2016, the average house price in the United States was 5354,900 in October 2000, the average price was $215.100. What was the annual increase in the price of the average house sold? 9. Calculating Present Values (LO2] You have just received notification that you have won the $2 milionfirst prize in the Centennial Lottery. However, the prize will be awarded on your 100th birthday Casing you're around to collect 80 years from now. What is the present value of your wind the appropriate discount rates 8.4 percent 10. Calculating Interest Rates and Future Values (L01.31895, the test US Open Golf Championship was heldThe winner's prize money was $150. in 2016, the winner's check was $1.300.000What was the percent increase per year in the winner's check over this period of the winner's prize increases at the same rate what will it be in 2040 11. Calculating Present Values 2 Support you we committed to owing a $245.000 Ferrarif you believe your mutual fund can achieve an annual rate of return of 11.2 percent and you want to buy the car in 9 years on the day you turn how much you today