Job Recruitment Website - Property management - Aunt Tang, deposit 1000 in the bank and take it out three years later. Principal and interest *** 1 120 yuan. What is the annual interest rate for three years?

Aunt Tang, deposit 1000 in the bank and take it out three years later. Principal and interest *** 1 120 yuan. What is the annual interest rate for three years?

( 1 120- 1000)÷ 1000÷3= 120÷3000=4%

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