6th Class Mathematics Mental Ability Question Bank Mental Ability

  • question_answer Complete the series 1, 15, 16, 31, 47, 78, 125, _______

    A)  167                            

    B)  139          

    C)  72                  

    D)  203

    Correct Answer: D

    Solution :

    \[\therefore \]\[1+15=16,\,\,16+15=31,\]\[31+47=78,\,\,78+125=203\]


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