Marjorie Company's cash balance per the books at the end of the month was $6,500. After comparing the company's records with the monthly bank statement, Marjorie's accountant identified the following reconciling items: outstanding checks, $800; deposits in transit, $700; bank service charge, $30; and NSF check, $500. The bank collection of a note receivable was $1,000 plus interest of $100. There also was an EFT payment of $100. What is the adjusted book balance at the end of the month?