A(926000+80000-20000)/5596000×100%=17.62%
B(926000+80000)/5596000×100%=17.98%
C(926000-305580+80000-20000)/5596000×100%=12.16%
D(926000-305580+80000)/5596000×100%=12.52%
答案: <查看本题扣1积分>
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