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Mathematics, 22.08.2020 01:01 Asrys

A playground is being designed where children can interact with their friends in certain combinations, If there is 1 child, there can be o interactions,
If there are 2 children, there can be 1 interactions.
If there are 3 children, there can be 4 interactions,
If there are 4 children, there can be 9 interactions.
How many interactions will there be for 6 children?
11
16
25

36

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Answers: 1

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