29. If John wants to purchase a new home for $400,000 and finance $320,000 with either a 4.%, 30- year mortgage or a 3.5%, 15-year mortgage. a. What is the monthly payment on each of the above alternatives? 30. Sebastian checks Daniel's credit rating and determines that he will qualify for a 6% auto loan, and they agree that his trade-in is worth $6,000. The cost of the car is $22,000. If he is planning to finance the loan for 5 years, how much does he have to pay every month