.0. Hector's sales was $120M this year and $110M last year. Net Income was $10M this year and $7M last year. Assets were $100M this year and $90M last year. Interest Net was $5M this year and $5M last year. The tax rate this year is 33.3% this year and 35.0% last year. What is Return on Assets? O 7.0% 10.5% 14.0% 15.8%