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11th Class Mathematics Sample Paper Maths Olympiad Model Paper-1

  • question_answer
    In a certain test there are n questions. In this test \[{{2}^{k}}\]students gave wrong answers to at least \[\left( n-k \right)\] questions, where k = 0, 1, 2, ......., n. If the total number of wrong answers is 4095, then value of n is

    A)  11                               

    B)  12

    C)  13                               

    D)  15

    E)  None of these

    Correct Answer: B

    Solution :

     Not Available


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