Question

    Find the wrong number in the given number series.

    3, 28, 253, 858, 2103, 4128
    A 858 Correct Answer Incorrect Answer
    B 3 Correct Answer Incorrect Answer
    C 28 Correct Answer Incorrect Answer
    D 4128 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ,

    3 + 5² = 28

    28 + 15² = 253

    253 + 25² = 878

    878 + 35² = 2103

    2103 + 45² = 4128

    So, 878 should be in place of 858.

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