Data Sufficiency Quiz Set 004

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Question 1

You have to decide whether the data provided in the statements are sufficient to answer the question. Read the statements and give your answer.

When will the Indian population exceed Chinese population?

  1. Population of China grows at the rate of 10% per decade and that of India at the rate of 15% per decade.
  2. In 1980, Chinese population was 10 cores more than the Indian population.
 A

if statement I alone is sufficient but statement II alone is not sufficient.

 B

if statement II alone is sufficient but statement I alone is not sufficient.

 C

if both statements I and II together are sufficient but neither of statements alone is sufficient.

 D

if statements I and II together are not sufficient.

Soln.
Ans: d

Since the population of India as well as China is not given in the year 1980, hence, both the statements are not sufficient to answer the question.


Question 2

The problem below consists of a question and three statement I, II and III given below it. Read all the statements carefully and see all possible combinations which could be sufficient for answering the question. A single statement or statements with least combinations which could be sufficient for answering the question would be your answer.

Who among P, Q, R, S and T is in the middle while standing in a line?

  1. Q is to the right of T.
  2. S is between P and T.
  3. Q is between T and R.
 A

I and II only.

 B

II and III only.

 C

I and III only.

 D

All I, II, III.

Soln.
Ans: d

T is in between the line.

Arrangement is: P S T Q R.


Question 3

The following question consists of a question followed by two statements labeled I and II. You have to decide whether the data given in the statement (s) is /are sufficient for answering the question.

D is the sister of C. How is D related to A?

  1. A is the sister of B.
  2. B is the brother of C.
 A

if 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 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 data either in statement I alone or in the statement II alone are sufficient to answer the question.

 D

if data in both the statements I and II together are needed to answer the question.

Soln.
Ans: d

With the help of statement I and II, it is clear that all the persons A, B, C, D are brothers and sister of one another and D is sister of A.


Question 4

You have to decide whether the data provided in the statements are sufficient to answer the question. Read the statements and give your answer.

What is the value of 144$16*7#9?

  1. '$' means '/' , '*' means 'x' and '#' means '+'.
  2. 16$4*2#2=10.
 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 the 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 the statements I and II together are not sufficient to answer the question.

Soln.
Ans: a

From I, 144$16*7#9.

144 ÷ 16 × 7 + 9.

144 ÷ 16 × 7 + 9 = 63 + 9.

= 72.


Question 5

The following question contains a question and two statements giving certain information. Decide whether the information given in statements are sufficient for answering the question.

Do habits make men's life rigid?

  1. It is out of habit that people envy other.
  2. Men become slave of habits.
 A

if the statement I alone sufficient to answer.

 B

if statement II alone is needed.

 C

if both statements I and II are needed.

 D

if both statements I and II are not sufficient to answer the question.

Soln.
Ans: b

From statement II, we conclude that men are dominated by their habits. This means that habits make man's life rigid.

Please note that these questions generally are opinion based. The examiners usually avoid extreme questions. But if an exam contains a question of this type, you will need a bit of luck.


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This Blog Post/Article "Data Sufficiency Quiz Set 004" by Parveen (Hoven) is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Updated on 2017-08-12.

Posted by Parveen(Hoven),
Aptitude Trainer


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