Three couples go to the movies and sit in six consecutive seats. if the couples must sit together, in how many ways can they be seated

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24-02-2018
Mathematics

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Three couples go to the movies and sit in six consecutive seats. if the couples must sit together, in how many ways can they be seated

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susanwiederspan susanwiederspan · Answer 1 · 2018-02-24T13:28:24+01:00

susanwiederspan susanwiederspan

24-02-2018

Since each couple must sit together, let's think of each couple as a single unit. That gives us three ways to arrange three units. It helps to draw a diagram. We can see that each coupe can sit in three distinct ways. [tex](3)(3)=9[/tex].

9

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