Required: Fill in the blanks: (Round "Return on sales" and "Asset turnover" answers to 2 decimal places.) Division Y z Sales $ $ 1,200,000 180,000 670,000 268,000 Operating income Investment (assets) Return on sales 400,000 1,950,000 % % 0.50% Asset turnover 1.50 Return on investment % 4.00 % %