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joannie lent $200 to her sister. Four years later, her sister repaid her in full with $228. What simple annual interest rate did Joannie's sister pay?
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joannie lent $200 to her sister. Four years later, her sister repaid her in full with $228. What simple annual interest rate did Joannie's sister pay?

User Aaron Kurtzhals
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1 Answer

6 votes

Joannie has collected 28 in interest


User Zac Charles
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