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

    Question

    Find the missing number (?) in the given number series

    8, ?, 29, 57, 113,

    225
    A 23 Correct Answer Incorrect Answer
    B 15 Correct Answer Incorrect Answer
    C 22 Correct Answer Incorrect Answer
    D 10 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ? − 8 = ? 29 − 8 = 21 57−29 = 28 113 − 57 = 56 225 − 113 = 112 Given the pattern, the missing number should create a difference: 15 - 8 = 21 So, the missing number is 15.

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