Answer:
v = 2 m/s
Explanation:
Given that,
Distance covered, d = 90 meters
Time, t = 45 seconds
Let v is the speed. It is equal to distance covered divided by time taken. So,
[tex]v=\dfrac{d}{t}\\\\v=\dfrac{90\ m}{45\ s}\\\\v=2\ m/s[/tex]
So, the speed is 2 m/s.