In making a fruit punch for a party, you mixed 1⁄2 gallon of grape juice with 3⁄4 gallon of orange juice. how many gallons of punch did you make?

Why can't my rank go i have 1723 points, but my rank is only at ambitious, which is only 250 points! like, (p.s. i know this isn't related to math, but i just don't know why it's doing this and i would really appreciate if someone could tell me whats going on with this)