A.不變 B.逐步增加 C.逐步減少 D.無法判斷
A.10000×(1+2%) B.10000×(1-10%)×(1+2%) C.10000×(1+1.6%) D.10000×(1-10%)×(1+1.6%)
A.10000 B.10000×10% C.10000×(1-10%) D.10000×(1+2%)