Exercise 3 Your mother wants to buy a car which will cost $15,000 five years from today. She would be 52.450 at the end of each year account so as to have the amount she needs. What interest to the closest percent must she car in this account to Exercise 3 Your mother wants to buy a car which will cost $15,000 five years from today. She would be 52.450 at the end of each year account so as to have the amount she needs. What interest to the closest percent must she car in this account to