AnswerAmerican system GPA = Grade Points Average NUS CAP = Cumulative Average Point GPA (out of 4)= CAP (out of 5) SAP in NUS, if I remember correctly, is semestral average point SAP is the average of semester result in question. e.g. Sem 1 (M1, M2) M1 4MC 5 M2 4MC 5 SAP (Sem 1)=5 CAP=5 Sem 2 (M3, M4, M5) M3 4MC 4 M4 4MC 4 M5 4MC 4 SAP (Sem 2)=4 CAP=4.5