10th Class Mathematics Sample Paper Mathematics Sample Paper-4

  • question_answer
    The arithmetic mean of 1, 2, 3-----n is:

    A) \[\frac{n+1}{2}\]          

    B) \[\frac{n-1}{2}\]

    C) \[\frac{n}{2}\]  

    D) \[\frac{n}{2}+1\]

    E) None of these

    Correct Answer: A


You need to login to perform this action.
You will be redirected in 3 sec spinner