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11th Class Mathematics Sample Paper Maths Olympiad Model Paper-3

  • question_answer
    The sums of n terms of two arithmetic series are in the ratio \[2n+3:6n+5,\] then the ratio of their 13th terms is

    A)  53 : 155

    B)  27 : 77

    C)  29 : 83            

    D)  31 : 89

    E)  None of these

    Correct Answer: A

    Solution :

     Not Available               


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