Brain Teasers
Boys and Girls
Each child in a family has at least 4 brothers and 4 sisters. What is the smallest number of children the family might have?
Answer
If each boy in the family has at least 4 brothers, then the smallest number of boys is 5.Similarly , if each girl in the family has at least 4 sisters, then the smallest number of girls is 5.
Thus, the smallest number of children the family might have is 10.
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