Given below is the result of an annual examination of a class, showing the percentage of students in each category. First divison - Second divison,

Question

Given below is the result of an annual examination of a class, showing the percentage of students in each category.

First divison	Second division	Third divison	Failed
25%	45%	20%	10%

Represent the above data by a pie chart.

Answer 1

Total Students = (25 + 45 + 20 + 10) = 100 

Central Angle of Component = \(\frac{Value\,of\,Component}{Total\,Value}\times 360^\circ\)

Calculation of central angles