1A.If you deposit $12,000 in a bank account that pays 6% interest annually, how much will be in your account after 5 years? Do not round intermediate calculations. Round your answer to the nearest cent. $ _____

1B.What is the present value of a security that will pay $39,000 in 20 years if securities of equal risk pay 8% annually? Do not round intermediate calculations. Round your answer to the nearest cent. $ ____

1C.Your parents will retire in 24 years. They currently have $300,000 saved, and they think they will need $800,000 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.

_____ %

1D.If you deposit money today in an account that pays 12% annual interest, how long will it take to double your money? Round your answer to two decimal places.

____ years