Human000
Human000 Human000
  • 09-02-2017
  • Mathematics
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Word problem, help me?

Word problem help me class=

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Yoyo100 Yoyo100
  • 09-02-2017
Speed east:1800/3=600 speed west: 1800/4=450 the still air speed is the average: (450+600)/2=525
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