In a certain school, the lesson periods for each week are as itemised below: English 10, Mathematics 7, Biology 3, Statistics 4, Ibo 3, others 9. Draw a pie chart to illustrate this information.
Verified Correct Answer: .
Step-by-Step Mathematical Solution
Subject
Period
Angle of sector in pie chart
English
10
\(\frac{10}{36} \times 360^\circ = 100^\circ\)
Mathematics
7
\(\frac{7}{36} \times 360^\circ = 70^\circ\)
Biology
3
\(\frac{3}{36} \times 360^\circ = 30^\circ\)
Statistics
4
\(\frac{4}{36} \times 360^\circ = 40^\circ\)
Igbo
3
\(\frac{3}{36} \times 360^\circ = 30^\circ\)
Others
9
\(\frac{9}{36} \times 360^\circ = 90^\circ\)
Total
36
360^\circ
Source: Myschool Past Questions Archive (Record #54701)