Respuesta :
Hi,
[tex] \frac{7}{21} \to \frac{1}{3} \to 33.3333333 [/tex] or 33 percent.
So, Luisa hiked [tex]\boxed{33}[/tex] percent of the trail.
[tex] \frac{7}{21} \to \frac{1}{3} \to 33.3333333 [/tex] or 33 percent.
So, Luisa hiked [tex]\boxed{33}[/tex] percent of the trail.