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 :
Choose the correct option
A) 603  B) 604  C) 611  D) 511  E) 601
If the word started with the letter A then the remaining 5 positions can be filled in 5! Ways.   If it started with c then the remaining 5 positions can be filled in 5! Ways.Similarly if it started with H,I,N the remaining 5 positions can be filled in 5! Ways.   If it started with S then the remaining position can be filled with A,C,H,I,N in alphabetical order as on dictionary.   The required word SACHIN can be obtained after the 5X5!=600 Ways i.e. SACHIN is the 601th letter.   ANSW601R:601
<result>E</result>
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 :