Data Sufficiency Questions and Answers Pdf - 2

Question: 6

How many brother does Tarun have?
I. Tarun's father has three children.
II. Tarun has two sisters.

(A) If the data in statement I alone are sufficient to answer the question.

(B) If the data in statement II alone are sufficient answer the question.

(C) If the data even in both the statements together are not sufficient to answer the question.

(D) If the data in both the statements together are needed.

Ans: D

From both the statements together, we find that Tarun's father has three children Tarun and his two sisters. This means that Tarun has no brother. So, both I and II are needed.

Question: 7

How many sons does D have?
I. A's father has three children.
II. B is A's brother and son of D.

(A) If the data in statement I alone are sufficient to answer the question.

(B) If the data in statement II alone are sufficient answer the question.

(C) If the data either in I or II alone are sufficient to answer the question.

(D) If the data even in both the statements together are not sufficient to answer the question.

Ans: D

From both I and II together, we can conclude that A and B are the children of D, but the sex of A and the third child of D is not known. So, both the statements together are also not sufficient.

Question: 8

In a certain language, 'pit nac mit' means 'red pant shirt'. Which word means 'pant' in that language?
I. 'mit tim nac sir' means 'he wore red pant'.
II. 'nee jic pit' means 'shirt is dirty'.

(A) If the data in statement I alone are sufficient to answer the question.

(B) If the data in statement II alone are sufficient answer the question.

(C) If the data either in I or II alone are sufficient to answer the question.

(D) If the data even in both the statements together are not sufficient to answer the question.

Ans: D

Clearly, from each of the statements, we find that the code for 'pant' is either 'mit' or 'nac'. So, none of them is sufficient.

Question: 9

Who is C’s partner in a game of cards involving four players A, B, C and D?
I. D is sitting opposite to A.
II. B is sitting right of A and left of D.

(A) If the data in statement I alone are sufficient to answer the question.

(B) If the data in statement II alone are sufficient answer the question.

(C) If the data either in I or II alone are sufficient to answer the question.

(D) If the data even in both the statements together are not sufficient to answer the question.

Ans: C

Clearly, each of the given statements shows that B is sitting opposite to C or B is the partner of C.

Question: 10

Which day of the last week did Satish meet Kapil at Kapil's residence?
I. Kapil was out of town from Monday to Wednesday. He returned on Thursday morning.
II. On Friday night Satish telephoned his friend to inform that only yesterday he had got approval of Kapil after personally explaining to him all the details.

(A) If the data in statement I alone are sufficient to answer the question.

(B) If the data in statement II alone are sufficient answer the question.

(C) If the data either in I or II alone are sufficient to answer the question.

(D) If the data in both the statements together are needed.

Ans: B

Statement II reveals that Satish met his friend Kapil on the day prior to Friday i.e. Thursday. Thus, only II is needed.

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