New Enroll here to Join NaBFID Analyst Into Class on May 6

    Question

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

    6, 12 , 20 ,30

    ,  ?
    A 40 Correct Answer Incorrect Answer
    B 42 Correct Answer Incorrect Answer
    C 45 Correct Answer Incorrect Answer
    D 47 Correct Answer Incorrect Answer

    Solution

    2 +22 =6 , 3+32 =12 , 4+42=20 , 5+52 =30 , 6 +62=42

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