Question 6 (of 10) value: 10.00 points Assume that you contribute $330 per month to a retirement plan for 15 years. Then you are able to increase the contribution to $660 per month for another 25 years. Given a 6 percent interest rate, what is the value of your retirement plan after the 40 years? (Do not round intermediate calculations. Round your final answer to 2 decimal places.) Future value of multiple annuities Hints References eBook & Resources Hint# vork