You plan to purchase a $200,000 house using a 15-year mortgage obtained from your local credit union. The mortgage rate offered to you is 4.5 percent. You will make a down payment of 20 percent of the purchase price.

a.	Calculate your monthly payments on this mortgage. (Do not round intermediate calculations. Round your answer to 2 decimal places. (e.g., 32.16))

Monthly payment

$

b.	Calculate the amount of interest and, separately, principal paid in the 20th payment. (Do not round intermediate calculations. Round your answers to 2 decimal places. (e.g., 32.16))

Amount of interest	$
Amount of principal	$

c.	Calculate the amount of interest and, separately, principal paid in the 100th payment. (Do not round intermediate calculations. Round your answers to 2 decimal places. (e.g., 32.16))

Amount of interest	$
Amount of principal	$

d.	Calculate the amount of interest paid over the life of this mortgage. (Do not round intermediate calculations. Round your answer to 2 decimal places. (e.g., 32.16))

Amount of interest paid

$