Strategies to crack Data Interpretation for CAT

Strategies to crack Data Interpretation

Strategies to crack Data Interpretation for CAT

An Overview
The Data Interpretation section of CAT 2017 is divided into two parts.

1) Data Interpretation
In this section intensive calculation is to be done . It consists of graphs, charts and tables from which you have to analyze data.

Aspirants  before the official exam,  should be familiar not only with the question types they will see on the exam, but also with the different ways the exam may present data:

  • Line graphs
  • Bar graphs
  • Pie charts
  • Scatter plots
  • Tables
  • Multiple data sources

Aspirants should be have good knowledge as well as comfort level with this concepts. These consist primarily (but not exclusively) of the following:

  • Percentages
  • Averages
  • Ratios
  • Proportions
  • Data comparison

Tips to crack Data Interpretation

  • Read  the Questions Carefully:
    In Data Interpretation questions will consist of  statistics, numbers & diagrams that might look difficult but are actually not at all difficult to solve. The scarier a DI set,the easier it is to solve. So don’t loose heart and loose your confidence. Don’t start finding the easier-set.
  • Improve your Calculation Speed:
    The Date Interpretation section needs much calculation. Such calculations can waste your time. So learn shortcuts and strategies. Vedic Maths is the best technique which can be used to save time in complex calculations.So it is good to learn Vedic Maths Techniques which makes Data Interpretation more easy and fun-loving.
  • Know all types of Data Interpretation questions:
    When you will start practicing DI questions for a while, you’ll notice that there are different types or formats of questions in this section. There will be bar charts, tables, pie charts etc. There will also be questions where a lot of text/information will be provided in 1 long paragraph.Start reading newspapers which have data interpretation bar graphs,line graphs.
  • Day-to-day preparation
    It is necessary to practice Data Interpretation questions at least once a day. Follow one of the strategy that is at least one question of Data Interpretation will be enough to crack Data Interpretation in CAT.

Direction to Solve:-

Study the following table and answer the questions.

1.Number of Candidates Appeared and Qualified in a Competitive Examination from Different States Over the Years

 

DIQUESTIONcoloured


1.Question:In which of the given years the number of candidates appeared from State P has maximum percentage of qualified candidates?
A.1997
B.1998
C.1999
D.2001

2.Question:What is the percentage of candidates qualified from State N for all the years together, over the candidates appeared from State N during all the years together?
A.12.36%
B.12.16%
C.11.47%
D.11.15%

3.Question:The percentage of total number of qualified candidates to the total number of appeared candidates among all the five states in 1999 is?
A.11.49%
B.11.84%
C.12.21%
D.12.57%

 

2) Data Sufficiency
This is the second section of Data Interpretation for CAT 2017.Data Sufficiency questions consists of 2 statements and are generally in form logical puzzle.You have to select question in this form.First,if one statement is enough to answer the question.Second,Both the statements are true to answer the question.This type of questions need much practice and and it also needs time.So prefer them to solve after you have solved each and every question.

Direction 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.
1.Question: How is ‘No’ coded in the code language ?

Statements:

  1. ‘Ne Pa Sic Lo’ means ‘But No None And’ and ‘Pa Lo Le Ne’ means ‘If None And But’.
  2. ‘Le Se Ne Sic’ means ‘If No None Will’ and ‘Le Pi Se Be’ means ‘Not None If All’.
A.I alone is sufficient while II alone is not sufficient
B.II alone is sufficient while I alone is not sufficient
C.Either I or II is sufficient
D.Neither I nor II is sufficient
E.Both I and II are sufficient

 2.Question: Who among P, Q, T, V and M is exactly in the middle when they are arranged in ascending order of their heights ?

Statements:

  1. V is taller than Q but shorter than M.
  2. T is taller than Q and M but shorter than P.
A.I alone is sufficient while II alone is not sufficient
B.II alone is sufficient while I alone is not sufficient
C.Either I or II is sufficient
D.Neither I nor II is sufficient
E.Both I and II are sufficient

3.Question: Which code word stands for ‘good’ in the coded sentence ‘sin co bye’ which means ‘He is good’ ?

Statements:

  1. In the same code language, ‘co mot det’ means ‘They are good’.
  2. In the same code language, ‘sin mic bye’ means ‘He is honest’.
A.I alone is sufficient while II alone is not sufficient
B.II alone is sufficient while I alone is not sufficient
C.Either I or II is sufficient
D.Neither I nor II is sufficient
E.Both I and II are sufficient

4.Question: What is the numerical code for ‘water’ in a certain code ?

Statements:

  1. The code for ‘give me water’ is ‘719’.
  2. The code for ‘you can bring water for me’ is written as ‘574186’.
A.I alone is sufficient while II alone is not sufficient
B.II alone is sufficient while I alone is not sufficient
C.Either I or II is sufficient
D.Neither I nor II is sufficient
E.Both I and II are sufficient

5.Question: How many visitors saw the exhibition yesterday ?

Statements:

  1. Each entry pass holder can take up to three persons with him/her.
  2. In all, 243 passes were sold yesterday.
A.I alone is sufficient while II alone is not sufficient
B.II alone is sufficient while I alone is not sufficient
C.Either I or II is sufficient
D.Neither I nor II is sufficient
E.Both I and II are sufficient

 


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