How much interest is earned in 6 years on $8500 deposited in an account paying 7% interest, compounded semiannually?
final balance: 8500(1 + 0.07/2)^(2*6) = 12844.08
so the interest is 12844.08 - 8500 = _____
so the interest is 12844.08 - 8500 = _____