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  3. JEE Main & Advanced

JEE Main & Advanced Sample Paper JEE Main Sample Paper-11

  • question_answer
    All the five digit numbers in which each successive digit exceeds is predecessor are arranged in the increasing order. The (105)th number does not contain the digit

    A)  1                                            

    B)  2

    C)  6                                            

    D)  all of these

    Correct Answer: A

    Solution :

     Staring with\[23456789\] \[{{=}^{8}}{{C}_{4}}=70\] Starting with\[23456789\] \[^{=7}{{C}_{4}}=35\] Total\[=105\](105)th number 26789


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