Statins are used to keep cholesterol in check and are a top-selling drug in the U.S. The equation: S=1.6x+6.5 estimates the amount of sales, S, of statin (in billions of dollars) x years after January 1, 1998.
Sales of statin on January 1, 2010 was [ ] billion dollars.
|Statin sales reached 28.9 billion dollars in the year [ ].|
So for the first question I answered 3222.5
For the second I found that it was 2012.