Answer: 40 mph = 64.3737 km/h
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To convert kilometers per hour to miles per hour, you need to multiply the speed in kilometers per hour by 0.621371. Therefore, 200 kilometers per hour is equivalent to approximately 124.27 miles per hour.
48.28kph
To convert kilometers per hour to miles per hour, you need to multiply by 0.621371. Therefore, 500 kilometers per hour is approximately 310.686 miles per hour.
Multiply miles per hour by 1.60934 to get km per hour.
One kilometer per hour = 0.621371 miles per hour so: Kph x 0.621371=Mph