Rosa invested $8000 for one year, part ast 8% annual interest and the balance at 10% annual interest. Her total interest for the year was $700. How much money did she invest at each rate?

Question

Rosa invested $8000 for one year, part ast 8% annual interest and the balance at 10% annual interest.  Her total interest for the year was $700.  How much money did she invest at each rate?

bobpursley · Answer

8000=LR + HR (lower rate $, higherrate$) .08*LR+ .10HR=700 solve for LR, HR.

Chris · Answer

LR 56 HR 70