At a conference, the 2016 participants were registered from P1 to P2016. Each participant from P1 to P2015 shook hands with exactly the same number of participants as the number on their registration form.
How many hands did the 2016th participant shake?
Select one option, then click Submit.
1
504
672
1008
2015
Select an option, then submit.
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Pink Kangaroo 2016 (2016)
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