The Cash account of Security Systems reported a balance of at ​, . There were outstanding checks totaling and a 31 deposit in transit of . The bank​ statement, which came from Cities​ Bank, listed the balance of . Included in the bank balance was a collection of on account from ​, a customer who pays the bank directly. The bank statement also shows a service charge and of interest revenue that earned on its bank balance. Prepare ​'s bank reconciliation at 31.