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: The pie chart given below represents the modes of transport for 1400 officers of the Staff Selection Commission, Kolkata.
Study the chart and answer the following questions.

  1. The number of officers who go to office by Metro Rail is








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    Number of Metro rail users

    =
    1400 × 8
    		= 112
    100

    Correct Option: C

    Number of Metro rail users

    =
    1400 × 8
    		= 112
    100

  1. Write down the difference : (officers availing train – officers availing car)








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    Required difference = (36 – 21)% of 1400

    =
    1400 × 15
    		= 210
    100

    Correct Option: A

    Required difference = (36 – 21)% of 1400

    =
    1400 × 15
    		= 210
    100

  1. The ratio of two-wheelers and cars being used as modes of transport is








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    Two wheelers : cars
    = 15 : 21
    = 5 : 7

    Correct Option: C

    Two wheelers : cars
    = 15 : 21
    = 5 : 7

Direction: Pie-charts show the expenses on various heads in construction of a house. Study the pie-chart.

  1. If the total cost of constructing the house is $ 3,60,000 in 1991 and $ 8,64,000, in 2001, what is the amount spent on Steel in 1991 and 2001?








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    Expenditure on steel :

    Year 1991 ⇒
    360000
    		× 50
    360

    = $ 50000
    Year 2001 ⇒
    864000
    		× 60
    360

    = $ 144000

    Correct Option: D

    Expenditure on steel :

    Year 1991 ⇒
    360000
    		× 50
    360

    = $ 50000
    Year 2001 ⇒
    864000
    		× 60
    360

    = $ 144000

  1. The percentage increase in the amount spent on labour from 1991 to 2001, given that the total amount spent on the construction of the house is $ 3,60, 000 in 1991 and $ 8,64,000, in 2001 is










  1. View Hint View Answer Discuss in Forum

    Expenditure on labourers :

    Year 1991 ⇒
    360000 × 90
    360

    = $ 90000
    Year 2001 ⇒
    864000 × 100
    360

    = $ 240000
    Percentage increase
    =
    240000 - 90000
    		× 100
    90000

    =
    1500
    		= 166.7%
    9

    Correct Option: E

    Expenditure on labourers :

    Year 1991 ⇒
    360000 × 90
    360

    = $ 90000
    Year 2001 ⇒
    864000 × 100
    360

    = $ 240000
    Percentage increase
    =
    240000 - 90000
    		× 100
    90000

    =
    1500
    		= 166.7%
    9