62.8 kph
56.3 kph
41.8 kph
The speed you are travelling measured in miles per hour, or kilometers per hour, depending on where you live.
72.4 kph
55 miles per hour
35 mph = 0.0156464 kilometers per second.
If travelling at a speed of 50 km per hour, this is the same as about 31 miles per hour.
38 mph = about 61.1 kph
It means the automobile is travelling at a constant speed in a particular direction.
28 mph = 45.06 km/hr (rounded)
That depends at what speed you are travelling.