The price of a new car is $36,000. Assume that an individual makes a down payment of 25% toward the purchase of the car and secures financing for the balance at the rate of 7%/year compounded monthly. (Round your answers to the nearest cent.)

(a) What monthly payment will she be required to make if the car is financed over a period of 48 months? Over a period of 72 months?

48 months	$
72 months	$

(b) What will the interest charges be if she elects the 48-month plan? The 72-month plan?

48-month plan	$
72-month plan	$