A.550亿元 B.1540.43亿元 C.一1662.53亿元 D.一1540.43亿元
A.O.95 B.0.05 C.1.05 D.1.95
A.0.75 B.0.25 C.1.25 D.1.75
A.250 B.1000 C.750 D.3250
A.0.45 B.0.55 C.1.83 D.1.5