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Q: A person goes from point S to T and comes back, His average speed for the whole journey is 70 km/hr. If his speed while coming back from T to S is 80 km/hr, then what will be the speed of the person (in km/hr) while going from S to T ?
  • A. 58.13
  • B. 62.22
  • C. 60
  • D. 65
Correct Answer: Option B -
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Explanations:

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