Each child in a family has at least 2 brothers and 2 sisters what is the smallest number of children the family might have

Options A) 4 B) 6 C)7 D) 3

  • Nitesh
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Your Answer

Answer is 6 only but can anyone tell me the method to solve it

11

  • even a boy must have atleast 2 brothers which means 3 boys are their similarly a girl must have atleast 2 sisters which means 3 girls are their question doesn't say that a boy can't have 3 sisters or a girl can't have 3 brothers it only say their must be atleast 2 sisters and 2 brothers for a child suppose their are only 2 boys then for anyone of them their will be only one brother but question demands of 2 brothers, so their must be 3 boys atleast similarly for the girls total 3 boys and 3 girls total children=3+3=6

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