Rachel owns an interior architecture consulting company called Incredible Interiors. She received her monthly bank statement for September 30 from Bank of America. The bank statement shows an ending balance of $6,120. Rachel noted some other items listed on the bank statement - a bank service charge for $25 and an NSF check for $300. After reviewing her cash receipts and disbursements journals, Rachel identified outstanding checks for $500 and deposits in transit of $100. Rachel also noticed that on September 13 , a check for computer equipment was recorded as $560, when the correct amount of the check was $650. The bank recorded the check correctly. The cash balance as of September 30 per Rachel's general ledger is $6,135.

What is Rachel's adjusted book balance after completing her bank reconciliation?