Answer:
43.88 meters per second
Step-by-step explanation:
The computation of the speed is shown below:
As we know that

where,
Distance is 395,000 meters
Time is 9,000 seconds
Now placing these values to the formula
So, the speed is

= 43.88 meters per second
As speed shows the relation between the distance and time and the same is to be considered i.e by applying the formula