Use the following to answer questions 6-7 MBC, Inc., reported the following amounts at the end of the year: $800,000 70,000 1,000 Total sales Accounts receivable Sales allowances Allowance for Uncollectible accounts Sales discounts Sales returns 3,000 12,000 3,000 6. $ _ Determine total contra revenues for the company 7. $_ _Determine net sales for the company