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  3. RAJASTHAN ­ PET

RAJASTHAN ­ PET Rajasthan PET Solved Paper-2007

  • question_answer
    If the letters of the word SACHIN are arranged in all possible ways and these words are written out as in dictionary, then the rank of SACHIN is

    A)  601             

    B)  600

    C)  603             

    D)  602

    Correct Answer: A

    Solution :

     In SACHIN order of alphabets are \[A,C,H,I,N,S\]. Number of words start with \[A=5!\] Number of words start with\[C=5!,\] Start with\[H=5!,\]start with\[I=5!,\]start with \[N=5!\] Now, SACHIN is the first word start with S. \[\therefore \]Rank of SACHIN is \[5\times 5!+1=600+1=601\]


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