Ali had the third highest grade point average (gpa) of a group of five students. his gpa was 79, and it was 12 points lower than the highest gpa in the group and 8 points higher than the lowest gpa in the group. the fourth highest gpa was 3 points above the lowest. the second highest was 5 points below the highest. what was the fourth highest gpa in the group?
68
74
−5
86
in advance