The loan is 30,000 yuan. According to the latest commercial loan interest rate of 5.0% in August, the repayment method is equal to the principal and interest, and the repayment period is 5 years. The total interest needs to be paid is * * * 3,970 yuan, and the monthly interest needs to be paid is 5,666,438+04 yuan. It is worth noting that the loan interest rate will be adjusted, and the monthly payment will be adjusted once a year with the adjustment of the loan interest rate.