To buy a new house, you must borrow $150,000. For this to happen, you take out a $150,000, 20-year, 10% mortgage.

To buy a new house, you must borrow $150,000. For this to happen, you take out a $150,000, 20-year, 10% mortgage. Your mortgage payments, which are made at the end of each year (one payment each year), include both principle and 10% interest on the declining balance. What amount will your annual payment be?