1. A firm's profit increased from 2010 to 2011 by 20%, but it decreased by 17% from 2011 to 2012. 
2. 
   
3. (a) (5 points) Which of the years 2010 and 2012 had the highest profit? 
4. 
   
5. (b) (5 points) What percentage decrease in profits from 2011 to 2012 would imply that profits were equal in 2010 and 2012?

Answer rating: 100% (QA)

a To determine which year had the highest profit lets start with the profit in 2010 and calculate th... View the full answer