saradaher2112 saradaher2112
  • 24-02-2022
  • Mathematics
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Sarah goes up a hill and then down again the same way. On the way up she averages 2 miles per hour. On the way down she averages 4 miles per hour. What is Sarah’s average speed in miles per hour for the whole journey? Give an exact answer.

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hellodarlings
hellodarlings hellodarlings
  • 24-02-2022
3 mph given for a 6 mile hike
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