Assume the total cost of a college education will be $235,000 when your child enters college in 18 years. You presently have $35,000 to invest. What annual rate of interest must you earn on your investment to cover the cost of your child's college education? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Answer is complete but not entirely correct. Annual rate 1.12 % ok nces You're trying to save to buy a new $175,000 Ferrari. You have $53,000 today that can be invested at your bank. The bank pays 2.9 percent annual interest on its accounts. How long will it be before you have enough to buy the car? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Length of time years