6. Emily Zeus invested $3,200 and earned a return of 6 percent compounded annually on her money. Her account now totals $4,811.52. How long has she allowed the funds to earn the 6 percent return? 7. Opal Lindsay has just taken out a loan at her bank. The bank is charging her 12 percent compounded monthly. How much is Ms. Lindsay actually paying for her loan? 8. Matt Wayne has $20,000 to invest and would like to double his money for the purchase of a new truck. Under current market conditions, and given his level of risk tolerance he can only earn 5 percent on his investment. Approximately how long will it take him to get his $40,000