New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    Find the wrong number in the given number series.

    6, -3, 11, 21, 125,

    715
    A 21 Correct Answer Incorrect Answer
    B 125 Correct Answer Incorrect Answer
    C 6 Correct Answer Incorrect Answer
    D -3 Correct Answer Incorrect Answer
    E none of these Correct Answer Incorrect Answer

    Solution

    ATQ, The series follows the pattern: 1! + 5 = 6 2! – 5 = -3 3! + 5 = 11 4! – 5 = 19 5! + 5 = 125 6! – 5 = 715 Therefore, 19 should be in place of 21.

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