MartinaDaBest MartinaDaBest

15-01-2015
Mathematics

Answered

How many brothers and sisters are there in a family in which each boy has as many sisters as brothers but each girl has twice as many brothers as sisters?

Answer :

shrilkshire shrilkshire

15-01-2015

A family with no children will work because each boy has 0 sisters and 0 brothers and the girls have 2 times as many brothers as sisters because 2 times 0 is still 0.
It also works in a family with 4 boys 3 girls
each boy has 3 brothers and 3 sisters and the sisters have 4 brothers and 2 sisters

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