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Speed (Average Speed)

a train takes...

Question

a train takes 30 minutes to cover a distance of 180 km. calculate its speed

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Solution

Speed =distance/time
=180km/30min=6km/min
If we want to get it in m/s
Then 180km=180000meter
30min=30*60=1800seconds
So speed=180000/1800=100m/s
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