The following information is available for Sharder Company for the month of June:
1. The unadjusted balance per the bank statement on June 30 was $57,800.
2. Deposits in transit on June 30 were $3,400.
3. A debit memo was included with the bank statement for a service charge of $20.
4. A $5,700 check written in June had not been paid by the bank.
5. The bank statement included a $900 credit memo for the collection of a note. The principal of the note was $840, and the interest collected amounted to $30.
Required
Determine the true cash balance as of June 30. (Hint: It is not necessary to use all of the preceding items to determine the true balance.)