Question 571963
$4,200 is invested , part of it at 5% and part at 6%. The total yield at simple interest for one year is 232. How much was invested at each rate?
**
let x=$ amt invested at 5%
4200-x=$ amt invested at 6%
..
5%x+6%(4200-x)=232
.05x+252-.06x=232
.01x=20
x=2000
4200-x=2200
ans:
amt invested at 5%=$2000
amt invested at 6%=$2200