Questions
The letters of the word RANDOM are written in all possible orders and these words are written out as in a dictionary then the rank of the word RANDOM is
detailed solution
Correct option is A
A D M N O R (in order)Number of words beginning withA _ _ _ _ _ = 5!D _ _ _ _ _ = 5!M _ _ _ _ _ = 5!N _ _ _ _ _ = 5!O _ _ _ _ _ = 5!R A D _ _ _ = 3!R A M _ _ _ = 3!R A N D M O = 1R A N D O M = 1___________________∴ Rank of word RANDOM = 614Similar Questions
The total number of 5-digit numbers of different digits in which the digit in the middle is the largest is
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