12th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-11

  • question_answer
    What should come next in the letter series given below? \[c~\,b\,~a~\,a\,~c\,~b\,~a\,~a\,~b\,~c\,~b~\,a~\,a~\,b~\,c\,~c\,~b\,~a\,~a\,~b\,~c\,~d\,~c\,~b\,~a\,~a\]

    A)  a                                

    B)  b

    C)  c                                 

    D)  d

    E)  None of these

    Correct Answer: B


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