The Coopers bought a $321,000 town home. They made a down payment of $44,000 and took out a mortgage for the rest. Over the course of 15 years they made monthly payments of $2337.49 on their mortgage until it was paid off.

(a)What was the total amount they ended up paying for the town home (including the down payment and monthly payments)?

$________

(b)How much interest did they pay on the mortgage?

$___________