30. During its most recent fiscal year. Dover, Inc. had total sales of $3,200.000. Contribution QUL margin amounted to $1,500,000 and pretax income was $400,000. What amount should have been reported as fixed costs in the company's contribution margin income statement for the year in question? During its most recent fiscal year, Dover, Inc. had total sales of $3,200,000. Contribution 002 margin amounted to $1,500,000 and pretax income was $400.000. What amount should have been reported as fixed costs in the company's contribution margin income statement for the year in