A running man crosses a bridge of length 500 meters in 4 minutes. At what speed he is running?

QuestionA running man crosses a bridge of length 500 meters in 4 minutes. At what speed he is running?
Typemultiple_choice
Option8.5 km/sincorrect
Option7.5 km/scorrect
Option9.5 km/sincorrect
Option6.5 km/sincorrect
Solution
  • Distance = 500 meters
  • Time = 4 minutes ⟶ 4 x 60 = 240 seconds

Speed =500240=2512m/s

We need answer in km/hr: Speed in km/hr=2512*185=9012304= 7.5 km/s

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