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Mathematics 16 Online
OpenStudy (anonymous):

There are 10 students in Mr. Alvarez’s art class. Throughout the year, each student must pair up with every other student to complete a project. How many projects will be completed? A.25 B.20 C.45 D.90

OpenStudy (anonymous):

25... 5 project out of the first pairing... times 5 more times before everyone has worked together.

OpenStudy (anonymous):

i was wrong its 45 projects

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