Need help with question 1 part A and B. Thanks

1. Sarah has bought a new car and requires a loan of $25,000 to pay for it. The car dealer offers her two alternatives on the loans: Monthly payments for 4 years, starting one month after purchase, with an annual interest rate of 6% compounded monthly, Find Sarah's monthly payment and the total amount paid over the course of the repayment period under this option [3pts] Monthly payments for 5 years, starting three month after purchase, with annual interest rate 12%, compounded monthly.Find Sarah's monthly payment and the total amount paid over the course of the repayment period under this option [2pts]