A company received a bank statement with a balance of

$ 6 400$

Reconciling items included a bookkeeper error of

$ 300 long dasha

$ 300

cheque recorded as

$ 600 long dashtwo

outstanding cheques totalling

$ 820 ,

a service charge of

$ 24,

a deposit in transit of

$ 250

and interest revenue of

$ 20.

What is the adjusted bank balance?