Introduction to Data Interpretation

Introduction to Data Interpretation

Easy Questions
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Data Interpretation

Introduction to Data Interpretation
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Data Sufficiency

Direction: The following pie-chart shows the preference of musical instruments of 60,000 people surveyed over whole India. Examine the chart and answer the questions.

  1. The number of people who prefer Guitar is greater than the total number of people who prefer either Flute or Piano by :








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    Required no. of people = (22 – 11 – 9)% of 60000

    =
    60000 ×2
    		= 1200
    100

    Correct Option: A

    Required no. of people = (22 – 11 – 9)% of 60000

    =
    60000 ×2
    		= 1200
    100

  1. If 16
    2
    		% of the people who prefer Piano, would go with the people who prefer Flute, the percentage of people who prefer Flute would have been
    3








  1. View Hint View Answer Discuss in Forum

    People who prefer Piano

    = 60000 ×
    9
    		= 5400
    100

    ∴ New number of people who prefer flute
    = 6600 + 5400 ×
    50
    300

    = 6600 + 900 = 7500
    ∴ Required percentage
    =
    7500 ×100
    60000

    = 12.5%

    Correct Option: D

    People who prefer Piano

    = 60000 ×
    9
    		= 5400
    100

    ∴ New number of people who prefer flute
    = 6600 + 5400 ×
    50
    300

    = 6600 + 900 = 7500
    ∴ Required percentage
    =
    7500 ×100
    60000

    = 12.5%

  1. The number of people who prefer the musical instrument Sarod is :








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    People who prefer Sarod

    =
    60000 × 14
    		= 8400
    100

    Correct Option: B

    People who prefer Sarod

    =
    60000 × 14
    		= 8400
    100

  1. The total number of people who prefer either Sarod or Guitar, is greater than the total number of people who prefer either Violin or Sitar by :








  1. View Hint View Answer Discuss in Forum

    Difference of percentage = 22 + 14 – 20 – 14 = 2%
    ∴ Required answer

    = 60000 ×
    2
    		= 1200
    100

    Correct Option: A

    Difference of percentage = 22 + 14 – 20 – 14 = 2%
    ∴ Required answer

    = 60000 ×
    2
    		= 1200
    100

  1. If 2100 people be less from the number of people who prefer Flute, the percentage of people who prefer Flute would have been :








  1. View Hint View Answer Discuss in Forum

    People who prefer flute

    = 60000 ×
    11
    		= 6600
    100

    New number of people who prefer flute = 6600 – 2100 = 4500
    ∴ New percentage
    =
    4500
    		×100 = 7.5 %
    60000

    Correct Option: C

    People who prefer flute

    = 60000 ×
    11
    		= 6600
    100

    New number of people who prefer flute = 6600 – 2100 = 4500
    ∴ New percentage
    =
    4500
    		×100 = 7.5 %
    60000