Answers

2015-11-15T20:55:33+05:30
3 of them.... 1 brother and 2 sisters.... So as you are a female you have 1 brother and 1 sister and your brother has 2 sisters.

Hope this helped you!
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2015-11-15T23:01:40+05:30
Because you are a girl and you have 1 brother and 1 sister. you are all in total 3.
but your have two sisters.
1 5 1