Robert Finley wishes to become a millionaire. His money market fund has a balance of $111,780 and has a guaranteed interest rate of 10%. How many years must Robert leave that balance in the fund in order to get his desired $752,000 ? (Round answer to O decimal places, e.g. 45.) years eTextbook and Media Assistance Used eTextbook video Solution Attempts: 3 of 3 used (b) Assume that Linda Williams desires to accumulate $752,000 in 15 years using her money market fund balance of $185,353. At what interest rate must Linda's investment compound annually? (Round answer to 0 decimal places, e.g. 5%.) Interest rate %