The given bar graph shows the number of students of two schools over a period of six years.
In the bar graph, what is the ratio of the students taken for years the 2008, 2012, 2013 together from school A to the students taken for the years 2009, 2010, 2011 together from school B?
Answer & explanation
Correct answer: option 2
Students of A in 2008 , 2012 , 2013 : students of B in 2009 , 2010 , 2011
( 640 + 900 + 750 ) : ( 820 + 600 + 750 )
2290 : 2170
229 : 217