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SSC Sample Paper Mock Test-6 SSC CGL Tear-II Paper-1

  • question_answer
    The first odd number is 1, the second odd number is 3, the third odd number is 5 and so on. The 200th odd number is

    A)  399

    B)  421

    C)  357

    D)  599

    Correct Answer: A

    Solution :

    First odd number = 1 Second odd number = 13 Third odd number = 5 \[\therefore \] nth odd number \[=1+\,\,(n-2)2=2\,n-1\] \[\therefore \] 200th odd number \[=2\times 200-1=400-1=399\]


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