The following information has been provided by Doug Inc . Cash sales, $540,000 Credit sales, $1,440,000 Selling and administrative expenses, $420,000 Sales returns and allowances, $99,000 Gross profit, $1,450,000 Increase In accounts receivable, $64,000 Bad debt expense, $42,000 Sales discounts, $52,000 Net income, $1,030,000 Doug's cost of sales is how much?