Data Sufficiency Quiz Set 005

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Question 1

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

On which day of the last week did Surinder definitely meet Pramod in his office?

  1. Pramod went to Surinder's office on Tuesday and Thursday.
  2. Surinder was absent for three days in the week excluding Sunday.
  3. Surinder was not absent on any two consecutive days of the week.
 A

I and II only.

 B

I and III only.

 C

II and III only.

 D

Even wih all I, II and III, the answer cannot be arrived at.

Soln.
Ans: d

Even with the combination of information given in statements I, II and III, we can't definitely say that on which day Surinder met Pramod.


Question 2

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.

Has decline in infant mortality rate increased the life-span of human beings?

  1. The average life-span of tribals is 85 years.
  2. Woman outlive men in younger age-groups.
 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: d

None of the statements contains adequate information to answer the question.


Question 3

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

How is Q related to T?

  1. M and R are brothers.
  2. S has two sons and one daughter, R being one of the sons.
  3. S is the mother of T and married to Q.
 A

I and III only.

 B

III only.

 C

I and II only.

 D

II and III only.

Soln.
Ans: b

From statement III alone, it is clear that Q is father of T. The question asks "relation", but not whether T is male or female.


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 Jashan's age?

  1. In 15 years, Jashan will be twice as old as Krishna would be.
  2. Krishna was born 5 years ago.
 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 each statement alone is sufficient.

Soln.
Ans: c

From statement II, it is clear that Krishna is 5 years old now. Using statement I with it we get the age of Jashan.


Question 5

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

Which one of the integers a, b, c, d and e are odd numbers?

  1. a, b, c, d and e are consecutive numbers.
  2. c is an even number.
 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

Using statement I alone, it can't be said definitely which of the integers out of a, b, c, d, e will be odd numbers. However, using statement II with statement I, we can find that if c is even, b and d will be odd.


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This Blog Post/Article "Data Sufficiency Quiz Set 005" by Parveen (Hoven) is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Updated on 2017-06-22.

Posted by Parveen(Hoven),
Aptitude Trainer


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