In how many ways can the letters of the word ‘LEADER’ be arranged?

Topic: Permutations &amp; Combinations
Subtopic: Permutations with Repetition

A180

B360

C720

D1440

Explanation

Total letters = 6. ‘E’ is repeated 2 times. Number of arrangements = 6! / 2! = 720 / 2 = 360.

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