Question: what are o level grades?
Answer: GCE O-level (Ordinary level) subjects Results which met the Ordinary standard (grades 1-6) were recorded as Pass. From 1975 to 1987 attainment in an O-level subject was indicated by a grade A, B, C, D or E, of which grade A was the highest and grade E the lowest. Grades A, B and C represented the former O-level Pass.