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Cara is sitting at a circular table with her five friends as shown below. How many different possible pairs of people could Cara be sitting between?

 Feb 27, 2021
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Let her five friends be called A, B, C, D, and E.

 

 

There are 5 choose 2 = 10 ways to choose 2 people out of the 5.

 Feb 27, 2021

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