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JEE Main 2024 Mathematics question

MathematicsPermutations and CombinationsJEE Main 2024

All the letters of the word "GTWENTY" are written in all possible ways with or without meaning and these words are written as in a dictionary. The serial number of the word "GTWENTY" is .

Answer: 553

Solution

Words starting with E: 6!/2! = 360. Starting with GE: 5!/2! = 60; with GN: 60. Starting with GTE: 4! = 24; GTN: 24; GTT:

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Question ID VK-016918