Rank of word \"MADAN\" in the dictionary made by letters of the same word.

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06 Jun 2011 rank

Rank of word "MADAN" in the dictionary made by letters of the same word.

OPtion

1) 36
2) 37
3) 38
4) 39
5) 40
6) 41
7) 42
8) 43
9) 44
10) None of these

Solution

MADAN, ordered arrangement is AADMN, Total words possible = 60
3*(60/5) + 0*(12/4) + 1*(2*3/3) + 0*(2/2) + 1 = 39
Here 3 is for 3 letters before the starting letter of the word MADAN, similarly for others.

Correct Option: 4 Best Solution (2)

Suresh Varma P   13 years AGO

MADAN AADMN
A - 4! = 24
D - 4!/2! = 12
[M] -------- this is the starting letter
[MA] -------- next correct combination
[MA]A - 2! = 2
[MAD] ------- Next correct combination
[MADA] ------ Next correct combination
[MADAN] ------ 1
So the rank of the word MADAN will be
24 + 12 + 2 + 1 = 39
Ans: Option 4

Like? Yes (3) | No   

Datla Kanthi   13 years AGO

A ----- 4! = 24
D-----4!/2! = 12
MAA--2! =2
MADAN =1
24+12+2+1 = 39

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