Joseph borrows a mortgage of $443,000 and plans to repay $5,000 monthly at the end of each month. If the mortgage rate is 7.2% p.a. (compounding monthly), how long, in number of months, will he pay off the mortgage? Note: Keep 2 decimal places in your final answer. If your answer is 123.45 months, you should input 123.45 , not 123 or 124