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Revision history of "2022 SSMO Speed Round Problems/Problem 7"

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  • (cur | prev) 13:18, 3 July 2023‎ Pinkpig (talk | contribs)‎ . . (empty) (-1,208)‎ . . (Blanked the page) (Tag: Blanking)
  • (cur | prev) 12:59, 3 July 2023‎ Pinkpig (talk | contribs)‎ . . (1,208 bytes) (+1,208)‎ . . (Created page with "==Problem== At FenZhu High School, <math>7</math>th graders have a 60\% of chance of having a dog and <math>8</math>th graders have a 40\% chance of having a dog. Suppose ther...")
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