A.43.74% B.40% C.44.44% D.50%
A.0.60 B.O.80 C.1.25 D.1.60
A.利潤對固定成本的敏感系數(shù) B.利潤對銷量的敏感系數(shù) C.利潤對單價的敏感系數(shù) D.利潤對單位變動成本的敏感系數(shù)