28 mph = 45.06 km/hr (rounded)
72.4 kph
55 miles per hour
38 mph = about 61.1 kph
That depends on the speed at which one is traveling.
72.42Km/hr
62.8 kph
35 mph = 0.0156464 kilometers per second.
43.4 mph one km=.62 miles
46 mph = 74.03 kph
-- The car's speed is 70 kilometers per hour.-- In order to state its velocity, we need to know the directionin which it's traveling, as well as its speed.'Velocity' is not merely a fancy word for 'speed'. It means more than 'speed'.
300,000,000 meters per second.(or 300,000 kilometers, or 186,282 miles, or 1,490,256 furlongs)
A speedometer measures the speed a vehicle is traveling in miles per hour (MPG) or kilometers per hour (KPH).