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

    Question

    What should come in place of the question mark (?) in the following number series?

     47                         

    54           ?              74           87           102
    A 51 Correct Answer Incorrect Answer
    B 63 Correct Answer Incorrect Answer
    C 41 Correct Answer Incorrect Answer
    D 67 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    47 + 7 = 54 54 + 9 = 63 63 + 11 = 74 74 + 13 = 87 87 + 15 = 102

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