A woman decides to purchase a $23000 car, and makes down payment of $3500. She arranges to borrow the remainder from a bank that will charge her 4.5% interest. She will make monthly payments for 4...

A woman decides to purchase a $23000 car, and makes down payment of $3500. She arranges to borrow the remainder from a bank that will charge her 4.5% interest. She will make monthly payments for 4 years.

a. Find her monthly payment amount

b. determine the total amount she would pay for the car and the total amount of interest paid