msiedlecki9025 msiedlecki9025

03-12-2019
Mathematics

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A group of 68 friends meets for lunch. They greet each other by exchanging fist bumps. How many fist bumps are exchanged if each friend must bump with each of the 67 others? The total number of fist bumps exchanged is nothing .

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acctantd acctantd

03-12-2019

Answer: 68C2 = 2278

Step-by-step explanation:

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