Banking Sample Paper SBI PO (Main) Sample Test Paper-8

  • question_answer
    Direction: In each of the following number series a wrong number is given. Find out the wrong number.
    2          4          16         66         290       1530     9252

    A)  290                             

    B)  66          

    C)  1530                           

    D)  4           

    E)  16   

    Correct Answer: A

    Solution :

      The series is \[2\times 1\times {{1}^{2}}=4,4\times 2+2\times {{2}^{2}}=16,16\times \]\[3+2\times {{3}^{2}}\] \[=66,66\times 4+2\times {{4}^{2}}=296,296\times 5+2\times {{5}^{2}}=\]\[1530,1530\times 6+2\times {{6}^{2}}=9252,\] The should be 296 in place of 290.


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