New RBI Grade B 2025 Notification will come Soon! Enroll Here

    Question

    Find the wrong number, in the given number series,

    4, 10, 20, 40, 100, 250, 500
    A 10 Correct Answer Incorrect Answer
    B 20 Correct Answer Incorrect Answer
    C 4 Correct Answer Incorrect Answer
    D 40 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, 4 × 2.5 = 10 10 × 2 = 20 20 × 2.5 = 50 50 × 2 = 100 100 × 2.5 = 250 250 × 2 = 500 So, 50 should come in place of 40.

    Practice Next

    Relevant for Exams: