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🧠Mixed10 questions

Lean F I R E Calculator Knowledge Check

Sharpen your lean f i r e calculator skills with algorithmically generated problems. Each attempt produces unique values to test your formula knowledge.

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Your lean annual spending is $23000. If you can save $12000 per year, how many years will it take to reach your Lean FIRE number (assuming a 4% SWR and ignoring investment growth)?

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