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Q: A car is running at a speed of 64 km/h to cover a certain distance in 40 min. At what speed should the car run to reduce the time of the journey to 30 min?
  • A. 85.33 km/h
  • B. 54 km/h
  • C. 74.65 km/h
  • D. 84.78 km/h
Correct Answer: Option A -
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Explanations:

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