13. Wilma deposits $2,000 in a bank account at the end of each quarter for 15 years. The account pays 5.5%, compounded quarterly. At the end of the 15-year period, she takes the entire amount and deposits it as a lump sum in a savings account paying 6.2%, compounded semiannually. Wilma holds the money in that account for 5 years. Draw the Time Line. (a) How much money (FV15) will Wilma have accumulated at the end of 15 years? Data: (b) How much money (FV20) will Wilma have accumulated at the end of 20 years? Data: (c) How much interest did Wilma earn over the 20-year period? 14. Charles hopes to accumulate $20,000 in 3 years. How much money must he deposit monthly to reach his goal? He makes his deposits at the end of each month. Interest rate r = 5%. Data: (a) Compute R. (b) How much interest does Charles earn over the 3-year period