DSSSB · Mathematics

A car covers a distance of 150 km at a speed of 50 km/hr, a distance of 180 km at a speed of 60 km/hr, and a distance of 170 km at a speed of 40 km/hr. Find the average speed of the car (rounded to two decimal places) for the entire journey.

  1. 48.78 km/hr
  2. 49.89 km/hr
  3. 47.67 km/hr
  4. 50.93 km/hr
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