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Examveda

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

A. 72

B. 144

C. 360

D. 720

E. None of these

Answer: Option C

Solution(By Examveda Team)

The word 'LEADER' contains 6 letters, namely 1L, 2E, 1A, 1D and 1R.
∴ Required number of ways $$ = \frac{{6!}}{{\left( {1!} \right)\left( {2!} \right)\left( {1!} \right)\left( {1!} \right)\left( {1!} \right)}} = 360$$

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Comments ( 1 )

  1. Anjana Aravinth
    Anjana Aravinth :
    3 years ago

    LEADER = 6! / 2!
    That is, 720/2 = 360.
    6 letters and 2E repeating

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