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JEE Main Mathematics question

MathematicsPermutations and CombinationsJEE Main

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

Answer: (A)

Solution

The letters in alphabetical order are , all different. First place: are smaller than : ; third place (after ): are smaller than

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Question ID VK-020773