Answer :
Th caverns have 2 different tours .
1. Crystal palace tour
2. Horsesshoe lake tour.
total length of the tour = 3.25 miles
let
Horsesshoe lake tour = x
Crystal palace tour = 2x - 1/2
Therefore,
[tex]\begin{gathered} x+(2x-\frac{1}{2})=3.25 \\ x+2x-0.5=3.25 \\ 3x=3.75 \\ x=\frac{3.75}{3} \\ x=1.25 \end{gathered}[/tex]Horsesshoe lake tour = 1.25 miles
Crystal palace tour = 2(1.25) - 0.5 = 2.5 - 0.5 = 2 miles