P is the brother of Q R is the sister of Q S is the Sister of R How is Q related to S ........

Logial Reasoning (CLAT) Blood Relation

P is the brother of Q. R is the sister of Q. S is the Sister of R. How is Q related to S?

brother

sister

brother or sister

son

Q can be boy or girl.
So Q can be either brother or sister of S.
Hence, option 3 is the correct answer.

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