A bank statement shows a balance of $7,940 at June 30. A bank reconciliation is prepared and includes outstanding checks of $2,030, deposits in transit of $1,340, and a bank service charge of $30. Among the paid checks returned by the bank was check no. 900 in the amount of $480, which the company had erroneously recorded in the accounting records as $60. The "adjusted cash balance" at June 30 is: $7,050. $7,250. $6,390. $6,390