Maximus Nielsen

Mathematics

13 July, 21:27

The consumption of cigarettes in the United States is declining. if t represents the number of years since 1990, then the consumption, C, is modeled by c = - 9.90t + 529.54. Where C represents the number of billions of cigarettes smoked per year. a). write an inequality that can be used to determine the first year in which cigarettes consumption is less than 200 billion cigarettes per year