Ten questions. Same for everyone.

• One question each on fair value, pot odds, ETF arbitrage, Bayes, Kelly, bluffing and more.
• 30 seconds per question. Press 1–4 to answer from the keyboard.
• 80 points per correct answer, plus up to 200 for speed. The maximum is 1,000.
• One ranked attempt a day. The gauntlet resets at 00:00 UTC.