A train travels 700 metres in 35 seconds. what is its speed in Km h-1
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distance = 700m
time = 35sec
speed = 700/35 = 20 m/s = 72km/h
Tip: if you want to convert km/h →m/s then multiply it by (5/18) and is m/s → km/h then multiply it by (18/5).
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