A.100 B.500 C.1000 D.5000
A.4800 B.600 C.6000 D.480
A.745 B.2000 C.1040 D.485
A.6 B.10 C.12 D.18
A.20% B.30% C.10% D.15%
A.21 B.21.25 C.30 D.50
A.5%~45%的超额累进税率 B.5%~35%的超额累进税率 C.20%的比例税率 D.5%~45%的超率累进税率