It is going about 8.73 km/sec or 31418.2 kph (19522.35 mph).
480/55 = 8.7272
8.7272 x 3600 sec/hr = 31418.18
200 ft /1.9 sec = 105.26316 feet/sec.
Speed
The 10 KG is a distraction. 500m in 25 seconds = 500/25=20 m per second.
It depends on what you mean by "how fast?" A bullet that covers 1000m in 3 seconds is travelling 333.33333333 meters per second.
Speed is a scalar quantity that refers to "how fast an object is moving." Speed can be thought of as the rate at which an object covers distance. A fast-moving object has a high speed and covers a relatively large distance in a short amount of time. ... An object with no movement at all has a zero speed.
As speed as
How fast it is going in a certain direction
The object is moving at the speed of 50 ms-1 .
600mph
125.58 mph
60 m/s
45.5 mph