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- 17:53, 3 February 2013 (diff | hist) . . (-13) . . 2011 AMC 10A Problems/Problem 1 (Undo revision 50667 by LUO9138 (talk))
- 17:52, 3 February 2013 (diff | hist) . . (+13) . . 2011 AMC 10A Problems/Problem 1 (Undo revision 50666 by LUO9138 (talk))
- 17:44, 3 February 2013 (diff | hist) . . (-20) . . 2011 AMC 10A Problems/Problem 1 (→Problem 1)
- 17:44, 3 February 2013 (diff | hist) . . (+13) . . 2011 AMC 10A Problems/Problem 1 (→Solution)
- 17:43, 3 February 2013 (diff | hist) . . (+5) . . 2011 AMC 10A Problems (→Problem 1)
- 17:43, 3 February 2013 (diff | hist) . . (-5) . . 2011 AMC 10A Problems (→Problem 1)
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