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Ask iit jee aieee pet cbse icse state board community Discussion Response Post to: Find the no. of ways in which 5 different beads can be arranged to form a necklace
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vibhav1991 (144)

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Olaaa!! Perrrfect answer. 24  [36 rates]

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total no. of ways of arranging = (n-1)!
=(5-1)! = 24

but as beads are identical there is no difference in clockwise and anti clockwise direction.
:. no. of ways =24/2=12

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