Verbal Reasoning - Data Sufficiency

Exercise : Data Sufficiency - Section 1
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.


46.

Question: On which day in April is Gautam's birthday?

Statements:

  1. Gautam was born exactly 28 years after his mother was born.
  2. His mother will be 55 years 4 months and 5 days on August 18 this year.

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:

Clearly, the birthday of Gautam's mother can be found out from II and then Gautam's birthday can be determined using the fact given in I.


47.

Question: What is the code for 'is' in the code language ?

Statements:

  1. In the code language, 'shi tu ke' means 'pen is blue'.
  2. In the same code language, 'ke si re' means 'this is wonderful'.

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:

In I and II, the common word is 'is' and the common code word is 'ke'. So, 'ke' is the code for 'is'.


48.

Question: Among A, B, C, D and E, who is in the middle while standing in a row ?

Statements:

  1. C, who is third to the left of D, is to the immediate right of A and second to the left of E.
  2. C is second to the left of E, who is not at any of the ends and who is third to the right of A. D is at one of the ends.

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 each one of I and II, we get the order : A, C, B, E, D. Clearly, B is in the middle.


49.

Question: Among A, B, C, D, E and F, who is the heaviest ?

Statements:

  1. A and D are heavier than B, E and F but none of them is the heaviest.
  2. A is heavier than D but lighter than C.

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 since none of A and D is the heaviest and each one of B, E and F is lighter than both A and D, so C is the heaviest.