Need help with B and C.

Ayayai Design Works generated $ 242,000 in operating income on sales revenue of $ 2.200,000. The company had $ 1,600,000 in assets on January 1 and $ 2.800,000 in assets on December 31 (a-b) Your answer is partially correct. (a) Calculate Ayayai's margin. (Round answer to decimal places, eg. 65%.) Ayayai's margin 11 % (b) Calculate Ayayai's asset turnover. (Round answer to 2 decimal places, eg. 0.65) 1.16 Ayayai's asset turnover times (c). Calculate Ayayai's return on investment. (Round answer to 2 decimal places, eg. 5.12%.) Ayayai's return on investment 98