You are buying a house and the mortgage company offers to let you pay a "point" (1.0% of the total amount of the loan) to reduce your APR from 6.15% to 5.90% on your $417,000, 30-year mortgage with monthly payments. If you plan to be in the house for at least five years, should you do it? (Note: Be careful not to round any intermediate steps less than six decimal places.) The monthly mortgage payment at 6.15% APR is $ 2540.48 . (Round to the nearest cent.) The monthly mortgage payment at 5,90% APR is $ 2473.38. (Round to the nearest cont.) The lower interest rate on the mortgage results in monthly savings of $ 67 10. (Round to the nearest cent.) The PV of the monthly savings is $. (Round to the nearest cont.)