A. Your parents will retire in 20 years. They currently have $310,000 saved, and they think they will need $2,100,000 at retirement. What annual interest rate must they earn to reach their goal, assuming they don't save any additional funds? Round your answer to two decimal places.

B. You have $41,693.01 in a brokerage account, and you plan to deposit an additional $3,000 at the end of every future year until your account totals $270,000. You expect to earn 11% annually on the account. How many years will it take to reach your goal? Round your answer to two decimal places at the end of the calculations.

C. An investment will pay $50 at the end of each of the next 3 years, $250 at the end of Year 4, $400 at the end of Year 5, and $550 at the end of Year 6.

If other investments of equal risk earn 4% annually, what is its present value? Round your answer to the nearest cent.

$

If other investments of equal risk earn 4% annually, what is its future value? Round your answer to the nearest cent.

$