Question
If the different permutations of all the letter of the words are listed as in a dictionary, how many words are there in this list before the first word starting with ?
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Text solutionVerified
Arranging the words in dictionary order gives us
Hence consider the words starting with A
The remaining 10 places can be arranged in ( as there are )
The next letter that comes is
Hence the word will be starting with E.
Hence consider the words starting with A
The remaining 10 places can be arranged in ( as there are )
The next letter that comes is
Hence the word will be starting with E.
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Question Text | If the different permutations of all the letter of the words are listed as in a dictionary, how many words are there in this list before the first word starting with ? |
Answer Type | Text solution:1 |
Upvotes | 150 |