Verbal Reasoning - Data Sufficiency - Discussion

Discussion Forum : Data Sufficiency - Section 1 (Q.No. 20)
Directions to Solve

In each of the questions below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and

Give answer

  • (A) If the data in statement I alone are sufficient to answer the question, while the data in statement II alone are not sufficient to answer the question
  • (B) If the data in statement II alone are sufficient to answer the question, while the data in statement I alone are not sufficient to answer the question
  • (C) If the data either in statement I alone or in statement II alone are sufficient to answer the question
  • (D) If the data given in both statements I and II together are not sufficient to answer the question and
  • (E) If the data in both statements I and II together are necessary to answer the question.


20.

Question: How is Tanya related to the man in the photograph ?

Statements:

  1. Man in the photograph is the only son of Tanya's grandfather.
  2. The man in the photograph has no brothers or sisters and his father is Tanya's grandfather.

I alone is sufficient while II alone is not sufficient
II alone is sufficient while I alone is not sufficient
Either I or II is sufficient
Neither I nor II is sufficient
Both I and II are sufficient
Answer: Option
Explanation:

From I, we conclude that the man is the only son of Tanya's grandfather i.e. he is Tanya's father or Tanya is the man's daughter.

From II, we conclude that the man's father is Tanya's grandfather. Since the man has no brothers or sisters, so he is Tanya's father or Tanya is the man's daughter.

Discussion:
50 comments Page 2 of 5.

Trishul said:   1 decade ago
But the gender of Tanya is not given so we can't say whether Tanya is his son or daughter from those two statements. Shouldn't the answer be D then?

BUNTY said:   1 decade ago
Agree with @Sbhubham.

Chandler said:   1 decade ago
Gender of Tanya is not given. How can we conclude that Tanya is man's daughter?

AMIT SAMOTA said:   1 decade ago
In both the cases the man in the photograph can be Tanya's father or maternal uncle.

So option (D) is correct.

Nitish said:   10 years ago
Clearly it is mentioned in statement 1 that the Tanya's father is the only son of her grandfather. So she is related as daughter.

In case some guys are saying that only son doesn't mean Tanya's grandfather has no daughter, yes it is possible but the old man would be maternal grandfather not the grandfather with respect to Tanya.

Hence the correct option is C. Statement 1 also alone can relate Tanya to the man in the photograph. Yes, gender wise Tanya is a girl off course, apply your common sense people, its a hint.

Sri said:   10 years ago
How can we conclude Tanya's gender is female?

XYZ said:   10 years ago
Here the matter is not about whether Tanya's gender guys. The question is how is Tanya related to the man. So, with the given options we could conclude that the man is the father of Tanya and according to you if Tanya is not a daughter, even then it doesn't matter.

Because that may be a father-son relation or father-daughter relation. But the question is not that. The question is just how is the man related to Tanya.

So the man is the father of Tanya. That's all, stop worrying about Tanya's gender which is just a waste of time and start thinking on drawing the final answer.

Moni said:   9 years ago
I think option (c) is correct.

Xyz said:   9 years ago
The answer should be (C). Because if the man is Uncle then he can't be the "Son" of Tanya's Grandfather.

Yaduvanshi said:   9 years ago
I agree @xyz.

Answer must be (c) either I or II.


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