# intrest rates

posted by
**sasha**
.

If the principal P = $500, the interest I = $100, and the rate r = 10%, find the following.

(a) What is the time?

years

(b) What is the future value?

posted by
**sasha**
.

If the principal P = $500, the interest I = $100, and the rate r = 10%, find the following.

(a) What is the time?

years

(b) What is the future value?