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SSC Quantitative Aptitude Data Interpretation Question Bank Data Analysis (I)

  • question_answer
    Directions: The following table shows the number of students of 7 colleges participating in extracurricular activities. Read the table and answer the questions.
    Extracurricular activities College
    A B C D E F G
    I II III IV 200 300 500 100 400 300 200
    100 200 200 100 100 100 100
    65 130 420 75 540 220 153
    317 155 438 105 385 280 120
    The difference of the range of number of students in activity IV and the average of number of students in activity III per college is

    A) 111

    B) 163

    C) 104

    D) 217

    Correct Answer: C

    Solution :

    [c] Range of number of students in activity IV\[=438-105=333\] Average of number of students in activity III per college \[\frac{65+130+420+75+540+220+153}{7}=\frac{1603}{7}=229\]\[\Rightarrow \]Required difference\[=333-229=104\]


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