A.(P/A,10%,3)=(P/F,10%,1)+(P/F,10%,2)+(P/F,10%,3) B.利率為10%,期數(shù)為3的預(yù)付年金現(xiàn)值系數(shù)=1+(P/F,10%,1)+(P/F,10%,2) C.(P/A,10%,3)=[1-(P/F,10%,3)]/10% D.(P/A,10%,3)=[(P/F,10%,3)-1]/10%
A.707.11 B.720 C.680 D.500
A.120.8 B.240 C.120 D.60