Subject

    Quantitative Aptitude

    Topic

    Number

    What should come in place of the question mark (?) in the following number series? 5963       ?              5938       5913       5877       5828

    ক)
    5932
    খ)
    5940
    গ)
    5951
    ঘ)
    5954
    ঙ)
    None of these

    Explanation

    → 5938 – 5913 = 25 = 5 2 → 5913 – 5877 = 36 = 6 2 → 5877 – 5828 = 49 = 7 2 Thus the difference between numbers in the series is a perfect square. ∴ ? – 5938 = 4 2 ⇒ ? = 5954 We can verify it as:- 5963 - ? = 3 2 ⇒ 5963 – 5954 = 9 = 3 2

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