A website Maths Puzzle Category

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

Read Solution (Total 5)

360

L-E-A-D-E-R 6 letters & 2 repeated.

=6!/2!

=360
9 years agoHelpfull: Yes(3) No(0)

5c2×2!=120
9 years agoHelpfull: Yes(0) No(0)
Sorrry solun write is
6!/1!×2!×1!×1!×2!=360
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LEADER totally 6 letters repeated letters is 2
so LEADER=6!/2!=360
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6!= 6*5*4*3*2*1
=720
9 years agoHelpfull: Yes(0) No(1)

A website Other Question

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A. 3
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D. 6
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