Flynn Company's monthly bank statement showed the ending balance of cash of $20,100. The bank reconciliation for the period showed an adjustment for a deposit in transit of $2,300, outstanding checks of $3,600, a NSF check of $2,300, bank service charges of $110 and the EFT from a customer in payment of the customer's account of $3,100.

Use the information above to answer the following question. What is the up-to-date ending Cash balance?