Bill Blank signed an $8,220 note at Citizen's Bank. Citizen's charges a 4.50% discount rate. Assume the loon is for 320 days a. Find the proceeds. (Use 360 days a year. Do not round intermediate calculations. Round your answer to the nearest cent.) Proceeds b. Find the effective rote charged by the bank. (Use 360 days a year. Do not round intermediate calculations. Round your answer to the nearest tenth percent.) Effective rate