The future value and present value equations also help in finding the interest rate and the number of years that correspond to present and future

value calculations.

If a security of $$8,000$ will be worth $$11,239\mathrm{.}42$ three years in the future, assuming that no additional deposits or withdrawals are made, what is the

implied interest rate the investor will earn on the security?

$9\mathrm{.}00\%$

$9\mathrm{.}60\%$

$12\mathrm{.}00\%$

$14\mathrm{.}40\%$