Question

Q34. Find the rank of the word RANDOM if the letters are arranged according to dictionary.​

Answer 1

Answer:

Permutations and Combinations

The letters of the word 'RANDOM' are arranged as in a dictionary. What is the rank of word 'RANDOM'? So far, we have formed 120 + 120 + 120 + 120 + 120 = 600 words. ... ∴ Rank of the word random in a dictionary is 614.

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