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Home Q & A Board Science-Related Homework Help Physics
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Lesley0479 Lesley0479
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6 years ago
A river has a steady speed of 0.30 m/s. A student swims downstream a distance of 1.2 km and returns to the starting point. If the student swims with respect to the water at a constant speed and the downstream portion of the swim requires 20 minutes, how much time is required for the entire swim?
 a. 50 minutes
  b. 80 minutes
  c. 90 minutes
  d. 70 minutes
  e. 60 minutes
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lizziemjordanlizziemjordan
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6 years ago
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Lesley0479 Author
wrote...

6 years ago
Thanks
aricketts6@
wrote...

Yesterday
Brilliant ツ
Mcb
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2 hours ago
Good timing, thanks!
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