Online jewelry sales have increased steadily over the last several years. In 2003, sales were approximately 2 billion dollars, a
nd in 2009 they were approximately 13.3 billion. (i) Find the unit rate at which online jewelry sales have been increasing. (Express your answer rounded correctly to the nearest hundredth of a billion per year.) billion dollars per year (ii) Construct a model to predict online jewelery sales. According to your model, what should the online jewelery sales be in 2018? (Express your answer rounded correctly to the nearest tenth of a billion.) billion dollars
