Insight · ★★☆☆☆ · ~4 min
The Gender Ratio Trap
Every family has kids until a boy, then stops. What's the boy:girl ratio?
by MindYourPuzzle
Every family in a country keeps having children until they have a girl, then stops. Equal 50/50 chance of boy or girl at each birth.
What is the eventual boy-to-girl ratio?
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