Eduwhere's Concept: Data Sufficiency

 

Data Sufficiency can be considered as an important topic for many competitive exams like the IBPS PO, SO, SBI PO etc. As the Data sufficiency questions asked are usually moderate and hence considered as a scoring topic which should not be missed. Practising Data Sufficiency questions is one of the best ways to score well in it, so solve as many questions as you can. 

Preparing For Data Sufficiency

Being good with the basics is the most important factor to do well in Data Sufficiency. Hence focus on the basics. As you can also face questions related to Geometry, Algebra and Logarithms when it comes to Data Sufficiency. 

 

Data Sufficiency

The pattern of Data Sufficiency questions will include statements for every question where you need to check if the statements are sufficient to answer the questions are not. For every statement, you will have five statements. Take a look at all the five sentences that you will have in a Data Sufficiency question.

Data in statement 1 is sufficient alone to determine the answer.

Data in statement 2 is sufficient alone to determine the answer.

Data in either of the statements is sufficient to determine the answer.

Data provided in both the statements together are not sufficient to determine the answer.

Data in both statements are required to determine the answer.

 

Here are some practice questions for you. Take a look.

1. The last Sunday of August 2018 fell on which date? 

Statements:

  1. The first Sunday of that month was on 5th.
  2. The last day of August 2018 was Friday.
  • I alone is adequate while II alone is not adequate
  • II alone is adequate while I alone is not adequate
  • Either I or II is adequate
  • Neither I nor II is adequate
  • Both I and II are adequate.

 

2. How many children does S have? 

Statements:

  1. A is the only daughter of B who is the wife of S.
  2. C and D are brothers of S.
  • I alone is adequate while II alone is not adequate
  • II alone is adequate while I alone is not adequate
  • Either I or II is adequate
  • Neither I nor II is adequate
  • Both I and II are adequate.

 

3. What will be the total weight of 10 books, each of the same weight?

Statements:

  1. One-fourth of the weight of each book is 5 kg.
  2. The total weight of the three books is 20 kilograms more than the total weight of the two books.
  • I alone is adequate while II alone is not adequate
  • II alone is adequate while I alone is not adequate
  • Either I or II is adequate
  • Neither I nor II is adequate
  • Both I and II are adequate.

 



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