Answer:
2 miles per second
Explanation:
The formula to get speed is: speed is equal to distance over time (s=d/t)
So all you have to do is take 100 miles and divide it by the time, which is 50 s.
You answer in miles per second would be 2 miles.
In meters it would be 3218.68 m/s.
*m/s means meters per second