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OpenStudy (anonymous):
There are 22 students in Mario's class. Mario's teacher is planning to pair the students up for a project. How many different combinations of pairs are possible? a.11 b.44 c.231 d.462
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OpenStudy (anonymous):
@ZoMbAsH
OpenStudy (anonymous):
C.231
OpenStudy (anonymous):
thank you so much great help ;) @ZoMbAsH
OpenStudy (anonymous):
Thanks :)
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