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

  • question_answer
    N, the set of natural numbers is partitioned into subsets \[{{S}_{1}}=\{1\},\] \[{{S}_{2}}=\{2,\,3\},\] \[{{S}_{3}}=\{4,\,5,\,6\},\] \[{{S}_{4}}=\{7,\,8,\,9,\,10\}\] and so on. Find the sum of elements of the subset\[{{S}_{30}}\].

    A)  13515

    B)  13500

    C)  13455             

    D)  13425

    E)  None of these

    Correct Answer: A

    Solution :

     Not Available               


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