How does your high school determine rank/g.p.a?

<p>my school g.p.a is
4=A
3=B
2=C
1=D</p>

<p>and add .025 onto your g.p.a for each ap you take</p>

<p>My high school’s GPA is completely percentage-based.
And we don’t have unweighted scores. Which is odd.</p>