Ruby Co.'s accounting records show a cash balance of $4,200. The October bank statement reports a cash balance of $2,300. The statement also reports bank service fees of $100 and interest on the Ruby Co's bank account of $20. Ruby Co. determined there were $1,180 of check outstanding and $3,000 of deposits outstanding. What is the adjusted cash balance for Ruby Company after completion of the bank reconciliation? a) $4,120 b) $4,280 c) $5,740 d) $4,200