Daily Puzzle — 2026-07-25
You have 10 outs on the flop (turn + river to come). What is the exact probability of hitting?
You have 10 outs on the flop (turn + river to come). What is the exact probability of hitting?
Answer & explanation
D. 38.39% — Rule of 2&4 approximates 40%; the exact hypergeometric value is 38.39% (error 1.61%, 47 unseen cards).
Source: poker-math.ts:ruleOf2And4