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  • Can someone help me with this, If the letters of the word SACHIN are arranged in all possible ways and these words are written out as in dictionary, then the word SACHIN appears at serial number

If the letters of the word SACHIN are arranged in all possible ways and these words are written out as in dictionary, then the word SACHIN appears at serial number

  • Option 1)

    602

  • Option 2)

    603

  • Option 3)

    600

  • Option 4)

    601

 

Answers (1)

best_answer

As we learnt in

Rank of any Word -

We arrange the words according to dictionary.

Eq. for SUNIL 

      Rank is 95

- wherein

    I\rightarrow4!=24

    L\rightarrow4!=24

    N\rightarrow4!=24

    SI\rightarrow3!=6

    SL\rightarrow3!=6

    SN\rightarrow3!=6

    SUI\rightarrow2!=2

    SUL\rightarrow2!=2

SUNIL =1=\frac{1}{95}

                                  

 

 Rank of SACHIN.

Alphabetical order is A, C, H, I, N, S

Start with A\Rightarrow 5!

Start with C\Rightarrow 5!

Start with H\Rightarrow 5!

Start with I\Rightarrow 5!

Start with N\Rightarrow 5!

SACHIN\Rightarrow 1

Position of SACHIN = 601

Correct option is 4.

 


Option 1)

602

This is an incorrect option.

Option 2)

603

This is an incorrect option.

Option 3)

600

This is an incorrect option.

Option 4)

601

This is the correct option.

Posted by

Plabita

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