Mr. Chen bought 5000 yuan of state-owned bonds with a fixed term of three years and an annual interest rate of 2.89%. When they mature, he can get a total amount of principal and interest______ Yuan

5000 × 2.89% × 3 + 5000, = 5000 × 0.0289 × 3 + 500, = 433.5 + 5000, = 5433.5 yuan; answer: when due, he can get a total of 5433.5 yuan of principal and interest

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