6 couples are to be seated at a round table. If each couple is to sit together, in how many ways can this be done?
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As sitting left to couple 1 is same as sitting right to them. Third in 2 ways, fourth in 3, fifth in 4 and finally sixth in 5 ways. Therefore total ways of sitting = 5!
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Answer:
As sitting left to couple 1 is same as sitting right to them.
Third in 2 ways, fourth in 3, fifth in 4 and finally sixth in 5 ways.
Therefore total ways of sitting = 5!
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