Progression (Sequence and Series)Easy
Question
If the letters of 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
Options
A.601
B.600
C.603
D.602
Solution
Alphabetical order is
A, C, H, I, N, S
No. of words starting with A - 5!
No. of words starting with C - 5!
No. of words starting with H - 5!
No. of words starting with I - 5!
No. of words starting with N - 5!
SACHIN - 1
601.
A, C, H, I, N, S
No. of words starting with A - 5!
No. of words starting with C - 5!
No. of words starting with H - 5!
No. of words starting with I - 5!
No. of words starting with N - 5!
SACHIN - 1
601.
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