In which year is the total number of students the third highest in School $E$ ?
(a)2006
(b)2007
(c)2008
(d)2005
(e)2010
Answer
Answer (as printed): D
Explanation
Total number of students in School $E$ in various years: $$\begin{aligned} 2005 \rightarrow & (6.5+6.6) \times 100 \\ & \quad=1310,2006 \rightarrow(5.5+3.6) \times 100=910, \\ 2007 \rightarrow & (2.7+2.4) \times 100 \\ & \quad=510,2008 \rightarrow(5.4+5.7) \times 100=1110, \end{aligned} \begin{aligned} 2009 \rightarrow & (6.8+6.5) \times 100 \\ & \quad=1330,2010 \rightarrow(10.8+12.7) \times 100=2350 . \end{aligned}$$ It is highest in 2010, 2nd highest in 2009 and third highest in 2005.
Explanation as extracted from the printed page; notation may be imperfect.