Answers

2015-10-21T15:26:42+05:30
If every child has atleast 2 brothers,
minimum number of boys = 2+1 = 3
If every child has atleast 1 sister,
minimum number of girls = 1+1 = 2

minimum number of children = 2+3 = 5
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2015-10-21T15:52:40+05:30
If every child has atleast 1 girl
So 1+1=2
And if there are atleast 2 brothers
So 2+1=3

Hence the least number of children in the family is 3+2=5
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