Accounts Receivable in the amount of $500,000 were assigned to Mariucci Finance Co. by Springfield as security for a loan. Mariucci withheld $75,000 of the A/R balance and loaned the rest of collectibles of $425,000 less a finance charge. Mariucci charged a 3% commission on a certain balance of A/R; the interest rate on the note is 12%. If the net proceeds of the loan were $410,000 then on what dollar amount of A/R was the commission charged