Bramble Design Works generated $365,000 in operating income on sales revenue of $2,000,000. The company had $2,520,000 in assets on January 1 and $2,920,000 in assets on December 31 (a) Calculate Bramble's margin. (Round answer to 0 decimal places, e.g. 5%) Bramble's margin % (b) Calculate Bramble's asset turnover. (Round answer to 2 decimal places, e.g. 0.65.) Bramble's asset turnover times Calculate Bramble's return on investment. (Round answer to 2 decimal places, e.g. 512%) Bramble's return on investment %