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- 12:41, 7 September 2021 (diff | hist) . . (+1,268) . . 2011 AMC 12A Problems/Problem 16 (Added another solution)
- 16:45, 21 December 2020 (diff | hist) . . (0) . . m 2017 AMC 10B Problems/Problem 15 (→Solution 4)
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