Can please anyone help me with this

Answer: [tex]20m/s[/tex]
Explanation:
[tex]d=v*t[/tex]
Solve for v;
[tex]v=\frac{d}{t}[/tex]
Plug into the formula;
[tex]v=\frac{1000m}{50s}[/tex]
[tex]v=20m/s[/tex]