If $8,000 invested in a bank account for 6 years, compounded quarterly, amounts to $9,848.69, what is the annual interest rate paid by the account? Round your answer to four decimal places, after writing the rate as a percentage. The annual interest rate paid by the account is \%. 10.83 Points] TAMUBUSMATH 6.1.021. 0/6 Submissions Used How long it will take for an investment of $3,000 to double in value if the interest rate is 8.5% per year, compounded continuously? (Round your answer to the nearest tenth of a year.) It will take years