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Mathematics 15 Online
OpenStudy (anonymous):

Jane, Jean, Jody, James, John and Jude are juggling. Each juggler is going to practice with every other juggler. How many different pairs of jugglers will practice together? 2 jugglers: 3 jugglers: 4 jugglers: 5 jugglers: 6 jugglers:

OpenStudy (shadowfiend):

Do you know combinations? (n C r)

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