SOLUTION: Mona invests $1000 at 8% yearly interest. How much does she have to invest at 9% so that the total yearly interest from the two investments exceeds $98?

Question 974441: Mona invests $1000 at 8% yearly interest. How much
does she have to invest at 9% so that the total yearly
interest from the two investments exceeds $98?
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
Mona invests $1000 at 8% yearly interest. How much
does she have to invest at 9% so that the total yearly
interest from the two investments exceeds $98?
***
let x=amt Mona has to invest at 9%
8%*1000+9%x>98
80+.09x>98
.09x>18
x>200
How much does she have to invest at 9%? >$200
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