A family has eight persons where number of male and female members is equal How is C related to G S...........

Logical Reasoning(Master ) Data Sufficiency

A family has eight persons, where number of male and female members is equal.

How is C related to G?

Statement I : G is the daughter of H, who is the wife of B. C is married to E, who is the brother-in-law of G. B does not have any son.

Statement II : D is the grandson of H. G is unmarried. J is the brother-in-law of H, who does not have any sibling. F is the sister of D.

If the data in statement I alone is sufficient to answer the question, while the data in statement II alone is not sufficient to answer the question.

If the data in statement II alone is sufficient to answer the question, while the data in statement I alone is not sufficient to answer the question.

If the data either in statement I alone or in statement II alone is sufficient to answer the question.

If the data in both statement I and II together are not sufficient to answer the question.

If the data in both statement I and II together are necessary to answer the question.

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Explanation:

Statement I: G is the daughter of H, who is the wife of B. C is married to E, who is the brother-in-law of G. B does not have any son.
Statement II: D is the grandson of H. G is unmarried. J is the brother-in-law of H, who does not have any sibling. F is the sister of D.
Checking statement I:
As per the information given in statement I, following two cases are possible:

Thus either C is the sister or sister-in-law of G.
Checking statement II:
No information about C is given in statement II, thus C’s relationship with G cannot be found out.
Checking both the statements I and II:
As G is unmarried, thus possibility of Case-2 (derived in statement I) does not exist.
Thus following family tree can be observed: