Introduction to Data Interpretation

Introduction to Data Interpretation

Easy Questions
Moderate Questions
Difficult Questions

Data Interpretation

Introduction to Data Interpretation
Table chart
Line chart
Pie chart
Bar graph
Mixed Graph
Data Sufficiency

Direction: Study the following graph carefully to answer the questions given below.

  1. What is the respective ratio of selected employees for IT managers by all companies A, B and C ?








  1. View Hint View Answer Discuss in Forum

    As per the given above graph , we see
    Number of selected employees for IT managers by company A = 300
    Number of selected employees for IT managers by company B = 200
    Number of selected employees for IT managers by company C = 350

    Correct Option: A

    As per the given above graph , we see
    Number of selected employees for IT managers by company A = 300
    Number of selected employees for IT managers by company B = 200
    Number of selected employees for IT managers by company C = 350
    ∴ Required ratio = 300 : 200 : 350 = 6 : 4 : 7

  1. What is the average number of selected employees for the post of assistant marketing managers by all companies taken together?








  1. View Hint View Answer Discuss in Forum

    According to given graph , we have
    Total number of selected employees for the post of assistant marketing managers by all companies = 800 + 700 + 660 = 2160
    Number of given companies = 3

    Required average =
    Total number of selected employees for the post of assistant marketing managers by all companies
    Number of given companies

    Correct Option: D

    According to given graph , we have
    Total number of selected employees for the post of assistant marketing managers by all companies = 800 + 700 + 660 = 2160
    Number of given companies = 3

    Required average =
    Total number of selected employees for the post of assistant marketing managers by all companies
    Number of given companies

    Required average =
    2160
    		= 720
    3

  1. By what percent is the number of selected employees for finance managers by company C more than that of selected employees by company B for the same post?








  1. View Hint View Answer Discuss in Forum

    As per the given above graph , we see
    Number of selected employees for finance managers by company C = 250
    Number of selected employees for finance managers by company B = 200
    Difference = 250 - 200 = 50

    Required percentage =
    Difference
    		 × 100
    Number of selected employees for finance managers by company B

    Correct Option: C

    As per the given above graph , we see
    Number of selected employees for finance managers by company C = 250
    Number of selected employees for finance managers by company B = 200
    Difference = 250 - 200 = 50

    Required percentage =
    Difference
    		 × 100
    Number of selected employees for finance managers by company B

    Required percentage =
    50
    		× 100 = 25%
    200

  1. What is the respective ratio of selected employees for the post of assistant IT managers by all the companies A, B and C together?








  1. View Hint View Answer Discuss in Forum

    On the basis of given graph in question ,
    Number of selected employees for the post of assistant IT managers by company A = 500
    Number of selected employees for the post of assistant IT managers by company B = 400
    Number of selected employees for the post of assistant IT managers by company C = 550

    Correct Option: B

    On the basis of given graph in question ,
    Number of selected employees for the post of assistant IT managers by company A = 500
    Number of selected employees for the post of assistant IT managers by company B = 400
    Number of selected employees for the post of assistant IT managers by company C = 550
    Required ratio = 500 : 400 : 550 = 10 : 8 : 11

  1. What is the average number of selected employees by company A in all grades taken together?








  1. View Hint View Answer Discuss in Forum

    According to given graph , we have
    Total number of selected employees by company A = 150 + 300 + 300 + 500 + 650 + 800 = 2700
    Number of given grades = 6

    Required average =
    Total number of selected employees by company A
    Number of given grades


    Correct Option: A

    According to given graph , we have
    Total number of selected employees by company A = 150 + 300 + 300 + 500 + 650 + 800 = 2700
    Number of given grades = 6

    Required average =
    Total number of selected employees by company A
    Number of given grades

    Required average =
    2700
    		= 450
    6