A.50.65 B.51.65 C.52.65 D.53.65
A.15.87% B.16.87% C.17.87% D.18.87%
A.(1+i)n稱為“等額序列支付現(xiàn)值系數(shù)” B.[i(1+i)n/(1+i)n—1]稱為“一次支付現(xiàn)值系數(shù)” C.[i(1+i)n/(1+i)n—1]稱為“一次支付終值系數(shù)” D.[i/(1+i)n—1]稱為“等額序列支付終值系數(shù)”