Annunaki Auto Sales has a special on their custom car, the Nibiru. They offer 6% APR financing for 48 months. The No Haggle FIRM Price for their Nibiru is $30,000. They have offered you a trade-in value of $6,000 for your current car, a 2003 Chevy Tahoe Z71.

a. Calculate the monthly payment on a 48-month loan, assuming that you trade in your 2003 Chevy Tahoe Z71. Write your answer in the box (round to the nearest penny, i.e., $100.00). (Do not round intermediate calculations. Enter your answer in dollars and cents.)

b. Calculate how much more money you would have to add to your trade-in value (i.e., additional down payment) so that your monthly payment on a 48-month loan is exactly equal to $500. (Do not round intermediate calculations. Enter your answer in dollars and cents.)