# Verbal Reasoning - Data Sufficiency - Discussion

Discussion Forum : Data Sufficiency - Section 3 (Q.No. 13)
Directions to Solve

In each of the following problems, there is one question and three statements I, II and III given below the question. You have to decide whether the data given in the statements is sufficient to answer the question. Read all the statements carefully and find which of the statements is/are sufficient to answer the given question. Choose the correct alternative in each question.

13.

Question: How many sons does X have ?

Statements:

1. Q and U are brothers of T.
2. R is sister of P and U.
3. R and T are daughters of X.

Only I and II
Only II and III
All I, II and HI
I, II and III together are not sufficient
None of these
Explanation:

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.

Discussion:
4 comments Page 1 of 1.

Answer should be I and III

q and u are brothers of T , where T is the dauhter of X

So Q and U are the sons of X.
(1)

Vishal jain said:   9 years ago
Answer should be I and III.

From 1st statement we come to know that Q U T are siblings and Q and U are male.

From III R and T are daughters of X that means Q U T R are children of X and Q U are sons and R and T are females.
(1)

Victor said:   5 years ago
Must be [D].

Even sex of P can be determined. We cannot conclude that X only has 5 kids P, Q, R, T, U. Perhaps, there are A, B, C, D and so on.
(1)

Anshi Jain said:   1 year ago
Yeah, here it is not written that only these are the children of X. So we can't clarify the statements & hence all are insufficient.