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- 20:08, 23 October 2023 (diff | hist) . . (-54) . . 2018 AIME I Problems/Problem 15 (→Solution 2)
- 20:06, 23 October 2023 (diff | hist) . . (-1) . . 2018 AIME I Problems/Problem 15 (→Solution 2)
- 20:05, 23 October 2023 (diff | hist) . . (-20) . . 2018 AIME I Problems/Problem 15
- 20:03, 23 October 2023 (diff | hist) . . (+1,325) . . 2018 AIME I Problems/Problem 15
- 19:59, 23 October 2023 (diff | hist) . . (+2) . . m Chemistry (→Stoichiometry)
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