At present, the latest annual interest rate of bank loans is 6% for one year and 6.40% for five years.

65,438+0,400,000 a year, with an annual interest rate of 6%. The sum of principal and interest at maturity is:

400,000 * (1+6%) = 424,000 yuan (including interest of 24,000 yuan);

24,000 years, with an annual interest rate of 6.40%. The sum of principal and interest at maturity is:

400,000 * (1+6.40% * 5) = 528,000 yuan (including interest128,000 yuan);

3. Borrow 400,000 yuan, with a term of one year, with an annual interest rate of 6%, with interest bearing for five years (principal and interest are not repaid within five years). This is also called compound interest. The sum of principal and interest for five years is:

400000 * (1+6%) 5 = 535290.23 yuan (including interest 135290.23 yuan).

Note: 5 represents the 5th power.