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Q: A takes 8 hours more than the time taken by B to cover a distance of 160 km. If A doubles his speed, he takes 3 hours more than B to cover the same distance. The speed (in km/h) of B is:
  • A. 72
  • B. 70
  • C. 75
  • D. 80
Correct Answer: Option D -
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Explanations:

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