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How many sons does X have? Statements:...

How many sons does X have?
Statements:
1. Q and U are brother of T.
2. R is sister of P and U.
3. Rand T are daughters of X.

A

Only I and II

B

Only II and III

C

All I, II and III

D

None of these

Text Solution

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The correct Answer is:
D
From I, II and III, we conclude that all P, Q, R, T and U are children of X. Of these, Q and U are male while R and T are female. But the sex of P cannot be determined.
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