the total loan amount is 3,, the benchmark annual interest rate is 4.9%, and the loan period is 15

. The monthly repayment principal and interest amount is 2,356.78 yuan, the total repayment amount is

424,22.4 yuan, and the * * payable interest is 124,22.4 yuan. The interest paid in the first month is: 1225; The principal repayment in the first month is: 1131.78.