mackenzi miller struck and killed trinity bachmann with her car on february 28 in apopka , florida .
trinity was sitting in the street while having an argument with her mother .
trinity 's mother , janice pedroza , 36 , was also injured in the crash .
police said miller reeked of alcohol , had glassy , bloodshot eyes and had an open bottle of mike 's hard lemonade in the car .
her blood alcohol content levels were 0.114 and 0.110 , police said .
miller faces dui manslaughter and dui while causing injuries charges .