Grouper Design Works generated \\( \\$ 363,580 \\) in operating income on sales revenue of \\( \\$ 2,597,000 \\). The company had \\( \\$ 2,000,000 \\) in assets on January 1 and \\( \\$ 2,900,000 \\) in assets on December 31 . (a-b) (a) Calculate Grouper's margin. (Round answer to 0 decimal places, eg. 65\\%) Grouper's margin \ (b) Calculate Grouper's asset turnover. (Round answer to 2 decimal places, eg. 0.65.) Grouper's asset turnover times