Local Co. has sales of $10.4 million and cost of sales of $6.4 million. Its selling, general and administrative expenses are $510,000 and its research and development is $1.2 million. It has annual depreciation charges of $1.3 million and a tax rate of 35%. a. What is Locals gross margin? b. What is Locals operating margin? c. What is Locals net profit margin? Round to ONE decimal place