Missouri company uses a perpetual inventory system. on october 1, missouri company sold inventory on account in the amount of $6,500 to montebello company, terms 1/10, n/30. the items cost missouri $4,200. on october 4, montebello returns some of the inventory. this inventory had a selling price of $500 and a cost of $200. on october 8, montebello company paid missouri company the amount due on that date. what is the amount of cash received by missouri company on october 8 for the receipt of payment from montebello?