A.1/3 B.2/3 C.1/4 D.1/5
A.0.2m B.0.25m C.0.3m D.0.4m
A.0.3 B.0.5 C.0.8 D.1
A.50% B.60% C.75% D.90%
A.5m B.10m C.15m D.20m
