试题答题



A 1221018
B 1131498
C 1701458
D 2500000
加载中...

题目解析

解析内容:题目解析:教材页码:P20-22 (0-2000)×(1+8%)-1+(0-2500)×(1+8%)-2+(5000-3000)×(1+8%)-3+(6000-3500)×(1+8%)-4+(7000-4500)×(1+8%)-5=1131.498