A.25 B.40 C.65 D.80
A.971653.85 B.1554646.15 C.989137.79 D.1537162.21
A.3000 B.2970 C.2990 D.3020
A.1890 B.1735 C.1895 D.1985
A.15%、65% B.30%、65% C.15%、22.5% D.15%、50%
