User contributions
- 15:09, 20 January 2014 (diff | hist) . . (+44) . . 2011 AMC 12A Problems/Problem 17 (→Solution: clarified wording)
- 15:06, 22 February 2013 (diff | hist) . . (-17) . . m 2008 AIME I Problems/Problem 9 (→Solution)
- 09:57, 21 February 2013 (diff | hist) . . (+158) . . m 2007 AIME I Problems/Problem 1 (→Solution: expanded a bit)