[tex]\text {Total students = 28}[/tex]
[tex]\text {Total girls = 16}[/tex]
[tex]\text {Percentage of girls in the class = } \dfrac{16}{28} \times 100[/tex]
[tex]\text {Percentage of girls in the class = } \dfrac{1600}{28} [/tex]
[tex]\text {Percentage of girls in the class = } \57.14 \ \% [/tex]