A firm in need of medium-term funding for approximately 1.5 years issues an $13, 800, 000 commercial bill with a 180-day rollover facility provided by a commercial bank. Assume 365 days in a year. (a) If the yield at issue is 5.28%, what proceeds will the firm receive for the primary issue of the bill? $ (Round to 2 decimal places. Comma separators not required) (b) On the first roll-over, if the yield at that time was 6.23%, how much will the firm have to pay the bank to execute the roll-over facility (i.e., the rollover fee)? $ (Round to 2 decimal places. Comma separators not required)