Question

The graph shows number of students in History,Economics and Statistics in the year 2011 and 2012
What is the difference in the number of students for economics in the year 2011 and in 2012

• A. $40$
• B. $42$
• C. $2$
• D. $82$

Answer 1

The correct option is C $2$

In the year 2011, number of students in economics$=40$

And in the year 2012, number of students in economics$=42$

Difference $=2$