If the letters of the word SACHIN are arranged in all possible ways
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
- 600
- 601
- 602
- 603
Answer
S is fixed.
No. of word start with A = 5!
No. of word start with C = 5!
No. of word start with H = 5!
No. of word start with I = 5!
No. of word start with N = 5!
Total words = 5! + 5! + 5! + 5! + 5! = 5(5!) = 600
Now add the rank of SACHIN.
The correct option is B.