Hello, according to your description, the loan is 300,000 yuan, and the loan term is 20 years. If the current benchmark interest rate of bank loans is 4.9% per annum and the repayment method is equal principal and interest, the total interest paid will be 65,438+0,765,438+0,654,38+0,997.2 yuan. Other data are shown below.

Please refer to the above answers provided by Ronglian Ye Wei.