If letters of the work KUBER are written in all possible...

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If letters of the work KUBER are written in all possible orders and arranged as in a dictionary, then the rank of the word KUBER will be:

A. 67

B. 68

C. 65

D. 69

Answer: Option A

Solution(By Examveda Team)

Total words starting with B = 4! = 24
Total words starting with E = 4! = 24
Total words starting with KB = 3! = 6
Total words starting with KE = 3! = 6
Total words starting with KR = 3! = 6
If Starting word will be KUBER, then rank of KUBER,
= 24 + 24 + 18 + 1
= 67

This Question Belongs to Arithmetic Ability >> Permutation And Combination

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Comments ( 8 )

Shobhit Gupta :

2 years ago

Ranking; 3 5 1 2 4
Alphabet; K U B E R
Alphabet 2 3 0 0 0
with .......
smaller
ranking
than..; X X X X X
4! 3! 2! 1! 0!
........................SOLUTION.............................................
2X4!+3X3!+1
Anjana Mahapatra :

3 years ago

mereko kuch samajh nahi aya
Rafiul Bari :

3 years ago

Why you take 2 single and 3 double letters here?
Mehedi Cou :

3 years ago

I Couldn't understand
Manar Ali :

6 years ago

why didn't we complete the word till the final and add the order after ER also ??
Sikha Patnaik :

6 years ago

I am unable to understand this question totally
Kumar Chandan :

9 years ago

What and where you don't understand?
Kumaresan :

9 years ago

i could not understand