Show the requisite journal entries to correct the errors,
(1) A sale of fittings $500 had been entered in the Sales account.
(2) $55 received from sales of old office equipment has been entered in the sales account.
(3) Bank charges $ 38 entered in the cash book have not been posted to the bank charges account.
(4) A sale of goods to B Cross $6990 was correctly entered in the sales book but entered in the personal account as $960