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

    Question

    Which number will replace the question mark (?) in the

    following series? 5, 8, 20, 34, 76, 142, ?
    A 272 Correct Answer Incorrect Answer
    B 296 Correct Answer Incorrect Answer
    C 284 Correct Answer Incorrect Answer
    D 302 Correct Answer Incorrect Answer

    Solution

    5 × 2 − 2 = 8 8 × 2 + 4 = 20 20 × 2 − 6 = 34 34 × 2 + 8 = 76 76 × 2 − 10 = 142 142 × 2 + 12 = 296

    Practice Next

    Relevant for Exams: