tell me answer and formula

You just purchased a new car for $59,000. To purchase the car you took out a 5 year loan with monthly payments of $1,251.75. What is the annual percentage rate on your loan? (5 points) account at the beginning of each month until you retire. If you want to have $4,200,000 in your account at that time, and your account will earn a 3.7% annual interest rate, how large will your monthly deposits need to be? (5 points)