4th grade math
posted by Rusty .
Students are standing in a circle evenly spaced and numbered in order. The 3rd student is directtly opposite the 7th. How many students are in the circle?

Hint: Look at an analog clock.
http://pactlabdev.spcomm.uiuc.edu/classes/08SP/280blogs/first_weblog47/analog%20clock.jpg
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