Use the ordinary interest method, 360 days, to solve the following word problem. Round to the nearest cent when necessary. Roni Lockard signed a $23,500 simple discount promissory note at a certain bank. The discount rate was 16%, and the note was made on February 13 (not in a leap-year) for 112 days. (a) What proceeds (in \$) will Roni receive on the note? $ (b) What is the maturity date of the