Problem 20-11 Consider a 30-year. $14G.u mortgage with a rate of .DEED percent. Thirteen years into the mortgage, rates have fallen to 5 percent. What would he the monthly,' saving to a homeowner from refinancing the outstanding mortgage balance at the lower rate for the same maturity date? [Do not round intermediate calculations. Round your answer to 2 decimal places. [limit the "13" sign in your response.) Savings I 5