round to four decimal places

You have just negotiated a home mortgage with a principal of $400,000. The bank's quoted rate is 74%. You chose a 25-year amortization and you decide to make 26 payments per year Each mortgage payment is 51,336,80. How much interest do you pay in the first year? Express your answer as a percentage of the total value of your mortgage payments in the first year The interest as a percentage of the total payments in year 1% Round to four decimal places is needed)