a train travels a distance of 1000 km 400 m in 17 hours 40 min what is the speed of train
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speed = distance / time
= 1000×100+400/17×3600+40×60
= 100400/63600
= 1.57 m/s (approx)
= 1000×100+400/17×3600+40×60
= 100400/63600
= 1.57 m/s (approx)
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