设2000元的储蓄利率是X,则1000元的储蓄利率为3.24%-X,则43.92=2000*X*(1-20%)+1000*(3.24%-X)*(1-20%),则X=0.0225,也就是2000元的储蓄利率是2.25%,1000元的储蓄利率是3.24%-2.25%=0.99%.
设2000元的储蓄利率是X,则1000元的储蓄利率为3.24%-X,则43.92=2000*X*(1-20%)+1000*(3.24%-X)*(1-20%),则X=0.0225,也就是2000元的储蓄利率是2.25%,1000元的储蓄利率是3.24%-2.25%=0.99%.