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Mathematics 12 Online
OpenStudy (anonymous):

The members of Mrs.Green's class are standing in a circle. They are evenly spaced and are numbered in order. The student with the number 7 is standing directly across from the student with the number 17. How many students are in the class?

OpenStudy (stamp):

|dw:1360213924799:dw|

OpenStudy (anonymous):

20?

OpenStudy (anonymous):

17-7=10 10*2=20

OpenStudy (stamp):

I think it is 20.

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