6. A couple bought a $360,000 home by putting 5% down and financing the rest for 15 years at an annual rate of 3.2%. Calculate the monthly payment. How much principal was paid from the 31" to 60th payment? How much interest was paid on the loan for the first 4 years? If the value of the home after five years was $380,000, how much equity was there at that time? 20 points