Lucknow is 740km far from delhi.if the shatabfi express takes 8hours 40 minutes for this distance find the speed
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time taken=(8*60+40)min=520min=31200sec
now, dist=740km=740000m
=>speed=dist/time=740000/31200 m/s=23.71m/s
now, dist=740km=740000m
=>speed=dist/time=740000/31200 m/s=23.71m/s
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