How much does the Bank of England governor earn per year?
Taylor wrote a check for 18 on the same day his bank paid interest to his account If his account balance changed 13 that day how much interest did he earn?
Probably nothing. There is no obligation on any bank to accept withdrawn currency. The Bank of England advises that - Genuine Bank of England notes that have been withdrawn from circulation retain their face value for all time and can be exchanged at the Bank of England in London. There is no fee for this service. but they do not specify whether or not that includes predecimal currency. See the link below.