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Math
Question 8
A family has two children. They can be brothers/sisters/big brother and little sister/big sister and little brother with equal probability. If you see one of them is a boy, then what is the probability that the other one is a boy?
What's your answer?
What's your guess for other people's answer (if there are multiple, use comma to seperate, e.g, 1,2,4)?
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