Ed Nixhas taken out a 20 year, $150 000 mortgage with monthly payments ( made at the end of each month) at a stated mortgage rate of 6.8% per year…

Ed Nix has taken out a 20 year, $150 000 mortgage with monthly payments ( made at the end of each month) at a stated mortgage rate of 6.8% per year compounded semi annually. If she makes each payment on time what will be the mortgage principle remaining after 10 years?