SOLUTION: Karen walsh has twice as much money invested at 5% simple interest as she does at 4%. If her yearly income from these two investments is $350, how much does she have invested at e

Question 284705: Karen walsh has twice as much money invested at 5% simple interest as she does at 4%. If her yearly income from these two investments is $350, how much does she have invested at each rate.
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
let the amount invested at4% be x
The amount invested at 5%=2x
The interest obtained = 350 for 1/2 year or 700 per year
0.04x+0.05*2x= 700
0.04x+0.1x=700
0.14 x =700
x=700/0.14
x=5000 which is the amount invested at4%
2*5000 = 10000 is the amount invested at5%

RELATED QUESTIONS
Karen walsh has twice as much money invested at 5% simple annual interest as she does at... (answered by mananth)

geraldine has twice as much money invested at 5% simple annual interest as she does 4%.... (answered by richwmiller,josmiceli)

Joan Arlington has twice as much money invested at 5% simple annual interest as she does... (answered by richwmiller)

Ashley has twice as much money invested at 5% simple annual interest as she does at 4%.... (answered by mananth)

Joan Arlington has twice as much money invested at 5% simple annual interest as she... (answered by ikleyn)

MONEY AND INVESTMENT 4) Maria has twice as much money invested at 5% simple annual... (answered by Theo)

im having difficulty with this problem.Please help me. Mari Lopez has twice as much... (answered by uday1435)

John has twice as much money invested at 5% simple annual interest as she does at 4%. If... (answered by mananth)

Joan Arlington has twice as much money invested at 5% simple annual interest as... (answered by josmiceli)