Assuming that having boys and girls are equally likely, then the probability is 1/8.
* * * * *
You also need to assume that the children's genders are independent. They are NOT and depend on the parents' ages and genes.
Chat with our AI personalities
1/32
It depends on the context. In a girls' school, it is pretty close to 1 whereas in a boys' school it will be 0.
1/35
well it Will be even
0.48