Grouper Financial Services has agreed to purchase $450,000 of Monty Corporation's outstanding accounts receivable, with recourse. Monty's controller estimates that the fair value of the uncollectible accounts is $72,000. Grouper will charge Monty 10% of the total receivables balance as a financing fee, and will withhold an initial amount of 20%. (a) Calculate the net proceeds and the gain or loss on the sale of receivables to Grouper. Net proceeds $ on disposal of receivables $