Question

As incentive for Gretchen to save the two thousand two hundred dollars she recently inherited, her parents tell her that they will pay her fifteen percent simple annual interest on the amount that she saves. How much money will Gretchen have after 3 years if she saves all of the money she inherited?

Answer 1

what's the simple interest of $2,200 after 3 years?

Interest amount = Principal x % rate x years

Answer 2

I=P*R*T
Principle rate and time

Answer 3

So plug in your numbers.