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

    Question

    Find out the wrong number in the following given number series :

    21 32 54 86 131

    186
    A 32 Correct Answer Incorrect Answer
    B 86 Correct Answer Incorrect Answer
    C 186 Correct Answer Incorrect Answer
    D 54 Correct Answer Incorrect Answer
    E 131 Correct Answer Incorrect Answer

    Solution

    21 + 11 = 32 32 + 22 = 54 54 + 33 = 87 87 + 44 = 131 131 + 55 = 186

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