Carcass wrote:
Data show the amount of money that an average student at College Z spent on tuition, rent, and food from the year 2007 through the year 2010. Figures at left are in dollars.
By approximately what percent did the average student’s tuition increase from 2007 to 2010?
A. 25%
B. 27%
C. 35%
D. 38%
E. 41%
Kudos for the right solution and explanation
In 2007, the tuition of the average student was close to $4000, whereas in 2010 it was around $5500.
% average student tuition increased from 2007 to 2010 = (5500-4000)/4000 * 100 ≈ 38%
Therefore option D is the correct answer.