Answer :
The average speed of player can be given as,
[tex]v=\frac{d}{t}[/tex]Plug in the known values,
[tex]\begin{gathered} v=\frac{100.0\text{ m}}{11.45\text{ s}} \\ \approx8.73\text{ s} \end{gathered}[/tex]Therefore, the average speed of player is 8.73 m/s.