pokemonmaster10150 pokemonmaster10150
  • 29-11-2022
  • Mathematics
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jennifer can clean her house in 2 hours by herself. she could hire a maid that can clean it in 3 hours by herself. jennifer's son can mess the entire house up in 4 hours by himself. if jennifer decides to save money by helping the maid, how long would it take to clean if all three of them were going at the same time? box method

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