Asked by Misty

you deposit $200 in an account earning 3.5% simple interest. How long will it take for the balance of the account to be $221?
is 1 year the answer?
Ms. Sue
I = PRT

21 = 200 * 0.035 * T

21 = 7T

3 years = T

Misty
Thank you
Ms. Sue
You're welcome, Misty.