Given:
The number of men runners is 980.
The number of women runners is 20.
The total number of persons is 1000.
To find the percentage of women runners:
The percentage of women runners is,
[tex]\begin{gathered} \frac{Women}{\text{Total}}\times100\text{ \%=}\frac{20}{1000}\times100 \\ =2\text{ \%} \end{gathered}[/tex]Thus, the percentage of women runners is 2%.