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Brazil CDI Return Calculator Knowledge Check

Sharpen your brazil cdi return calculator skills with algorithmically generated problems. Each attempt produces unique values to test your formula knowledge.

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A savings account (Poupança) yields a fixed 6.5% per year. A CDB yields 100% of CDI. If CDI is 10% and the CDB has a 17.5% tax rate, how many percentage points does the CDB's net yield beat Poupança by?

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