CNBC.com reported mortgage applications dropped in March 2015 due to an increase in the rate on 30-year fixed rate mortgages to an average of 4.01%. Dennis Natali wants to purchase a vacation home for $235,000 with 20% down. Calculate his monthly payment for a 20-year mortgage at 3.5%. Calculate total interest. (Use Table 15.1.) (Do not round intermediate calculations. Round your final answers to the nearest cent.)