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Maths Puzzle
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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 - 10 years agoHelpfull: Yes(3) No(0)
- 5c2×2!=120
- 10 years agoHelpfull: Yes(0) No(0)
- Sorrry solun write is
6!/1!×2!×1!×1!×2!=360
- 10 years agoHelpfull: Yes(0) No(0)
- LEADER totally 6 letters repeated letters is 2
so LEADER=6!/2!=360 - 10 years agoHelpfull: Yes(0) No(0)
- 6!= 6*5*4*3*2*1
=720 - 10 years agoHelpfull: Yes(0) No(1)
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