TU
posted by
CC
.
what is the interest of $25,000, invested for 7yrs at 7% interest compounded

TU 
Ms. Sue
What is your subject?
How often is it compounded?

TU 
CC
calculus, annually

TU 
SraJMcGin
Then please name the School Subject as Calculus, so a math teacher will read your post.
Sra