1. A building contractor gives a $15,500 promissory note to a plumber who has loaned him $15,500. The ngte is due in nine months with interest at 9.5%. Three months after the note is signed, the plumber sells 1t to a bank. If the bank gets a 10% return on its investment, how much will the plumber receive? Will it be enough to pay a bill for $15,850