Question

In a family with four children, what is the probabaility that 3 are girls and one is a boy

Answer 1

If we write all the possible combinations for this problem, 4/16 or 1/4 would be the answer.

BGGG
GBGG
GGBG
GGGB

This is not taking into consideration the specific order of the children. In case the order will be necessary, the Girls need to be labeled differently and permutation formula needs to be used.