Question 442367
let investment at 6.5% be x
Investment at 5 % = (20000-x)
...
5%x= 2*6.5%(20000-x)
multiply by 100
5x=2*6.5(20000-x)
5x=130000-13x
18x=130000
x= 7,222.22 at6. 5%

Balance at 6.5%