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there are 50 peoples at a meeting. They each shake hands with everyone else. How many handshakes were there?
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Nov 11, 2023
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there are 50 peoples at a meeting. They each shake hands with everyone else. How many handshakes were there?
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Oleksandr Makarenko
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Exclude yourself as a group member then multiply the rest of the group by the whole group.
Shankar Guru
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Nov 17, 2023
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Shankar Guru
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