SOLUTION: 8000 is invested in cds and stocks the cd pay annual interest rate of 3% and the stocks end up yielding an annual interest rate of 4% if the amount of interest received after one y
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Question 1060937: 8000 is invested in cds and stocks the cd pay annual interest rate of 3% and the stocks end up yielding an annual interest rate of 4% if the amount of interest received after one year is $275 then how much was invested into the cds Answer by Boreal(15235) (Show Source):
You can put this solution on YOUR website! x is cd
8000-x is stocks
.03x+.04(8000-x)=0.03x+320-.04x=275
-0.01x=-45
x=$4500 cds ANSWER and 3%=$135
8000-x=$3500 stocks @4%=$140
That total is $275
