On April 30, the bank reconciliation of Carla Vista Company shows three outstanding cheques: No. 254 for $620, No. 255 for $290, and No. 257 for $660. The May bank statement and the general ledger Cash account in May show the following: Additional information: 1. The bank did not make any errors in May. 2. NSF is a customer's cheque that was returned because the customer did not have sufficient funds. 3. SC stands for service charge. (a) List the outstanding cheques at May 31