$900,000 (630.000) $270,000 Sales Cost of goods sold Gross profit Selling and administrative expenses Selling expenses Administrative expenses Operating income (100,000) (104.000) (204,000) $66,000 Each textbook sells for $50. Variable selling expenses are $5 per book, and the remainder of the selling expenses are fixed. Variable administrative expenses are 4% of sales, and the remainder of the administrative expenses are fixed. Assume "Y" equals the total selling and administrative expenses and "x" equals the total number of books sold. What is the mixed cost formula for total selling and administrative expenses? OH $102.000 $9X $102.000 4 $7X 0 58.000 55X OY - $78.000 $7X O None of the above Question 17 5 pts