• # question_answer 7) Direction: The bar graph shows the number of pupils in a class taking part in a mathematics competition over five years.                   How many more pupils took part in the competition in 2012 than in 2010? A)  6                     B)    3                     C)  4                     D)    2

No. of pupils that took part in the competition in 2012 = 12 No. of pupils that took part in 2010 = 9 $\therefore$ heir difference $=\text{12}-\text{9}=\text{3}$