Mark took out a 30-year loan on January 1, 1992 for 2000 at so annual effective interest rate of 5%. Payments are make at the end of each year. On January 1, 2002, Mark took out a 20- year loan for 50000 at an annual effective interest rate of 7%. Payments are also made at the end of each year. Calculate the total amount of principal repaid during the year 2002 on both loans.