The annual interest rate of a three-year treasury bond is 3%. Mr. Li bought a treasury bond of 5000 yuan, which can earn interest when it matures_____ Yuan (exempt from interest tax)

The annual interest rate of a three-year treasury bond is 3%. Mr. Li bought a treasury bond of 5000 yuan, which can earn interest when it matures_____ Yuan (exempt from interest tax)

The principal is 25000, the time is 3 years, and the interest rate is 5%
5000×3%x3,
=5000×0.03×3,
=450 yuan;
A: Mr. Li can get 450 yuan interest