Mathematics, 31.05.2021 23:10 kenzie19169
In a class of 20 students, how many conversations must be had so that every student talks to every other student in the class?
A) 190
B) 380
C) 760
D) 6840
Answers: 3
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In a class of 20 students, how many conversations must be had so that every student talks to every o...
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