问题
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1,1,2,6,24,() A,25;B,27;C,120;D,125
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1,1/2 , 6/11 ,17/29 , 23/38 ,()A.28/45 B.117/191 C.31/47 D.122/199
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1,-2,6,-24,() A.72 B.96 C.120 D.-120
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1,1,2,6,24,()。 A.48B.96C.120D.144
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乙方案的应收账款机会成本和坏账成本分别为()万元。A.12.48和43.2B.24.96和64.8C.37.44和108D.6
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1,1,2,6,24,()A.48B.96 C.120D.122
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