49 miles = 78.9 kilometres so 49 miles per hour = 78.9 km per hour.
35 mph = 0.0156464 kilometers per second.
miles per hour
Divide the distance by the speed to get the answer. 784 miles divided by 55 miles per hour equals 14.2545 hours, or about 14 hours and 15 minutes.
28 miles per hour. ( aprox )
130 kilometers is not a speed, but a distance. A speed would be expressed, for example, in kilometers per hour, kilometers per minute, or kilometers per second. In case you are more accustomed to miles, dividing the kilometers by 1.6 gives you the approximate equivalent in miles.
Kilometers/Miles per hour
55 km = 34.18 miles
Not necessarily. "To have the same velocity" means to have the same speed AND move in the same direction. A car driving north at 30 miles per hour and another one driving south at 30 miles per hour have the same speed but different velocities.
The speed limit is 49.7 (50) miles per hour.
In miles or kilometers per hour
miles... in kph??? Anyway, the speed of light is 300,000 kilometers/second; you can convert that to whatever unit you want. For example, to convert to kilometers/hour, multiply by 3600.
2,203 kilometers is not a speed. It's a distance, equal to about 1,368.9 miles. (rounded)