Problema Solution
The Esperanza Family invested part of their $8000 at 12A% and the rest at 8%. If their annual investment income is $825, how much did they invest at each rate?
Answer provided by our tutors
0.12(x) + 0.08(8000-x) = 825
find x
x = 4625
they invested 4625 at 12%
they invested 3375 at 8%