Keller Cosmetics maintains an operating profit margin of 8.25% and a sales-to-assets ratio of 3.40 . It has assets of $550,000 and equity of $350,000. Assume that interest payments are $35,000 and the tax rate is 40%. o. What is the return on assets? b. What is the return on equity? Note: For all requirement, enter your answers as a percent rounded to 2 decimal places