Problem 4-1 Simple Interest versus Compound Interest [LO 1] First City Bank pays 7 percent simple interest on its savings account balances, whereas Second City Bank pays 7 percent interest compounded annually. If you made a deposit of $16,500 in each bank, how much more money would you earn from your Second City Bank account at the end of 12 years? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Difference $ Problem 4-8 Calculating Rates of Return [LO 3] Assume that in 2014, an 1874 $20 double eagle sold for $17,800. What was the rate of return on this investment? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Rate of return