Important Formulas - Time and Distance - Quantitative Aptitude

  1. km/hr to m/sec conversion:
  2. m/sec to km/hr conversion:
  3. If the ratio of the speeds of A and B is a : b, then the ratio of the times taken by then to cover the same distance is
  4. Suppose a man covers a certain distance at x km/hr and an equal distance at y km/hr. Then, the average speed during the whole journey is

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