i live in chicago,im transfering to an alternative school because im getting kicked out of my regular high school and i recently found out that the alternative school does quarter system instead of semester system. i have 15 credits. in the alternative you need 21 credits to graduate. im suppose to graduate this year,i just really need to know how many credits can i earn a year in a quarter system school?? is it the same as a semester school? plz help guys, im a young kid whos trying to become someone in life.