Edit the $3$ Triangles Icon Set so that:

a$.$ When the percent is greater than or equal to $75\%,$ it displays a green

upward pointing triangle.

b$.$ When the percent is less than $75\%$ and greater than or equal to $25\%,$

it displays a hollow white circle $.$

c$.$ When the percent is less than $25\%,$ it displays a red downward

pointing triangle.