The grades A1, A2, A3, C4 and F earned by students in a particular course are shown in the pie chart. What percentage of the students obtained a C4 grade?
Attached Figure / Diagram
A
52.0
B
43.2
C
40.0
D
12.0
Verified Correct Answer: D.
Step-by-Step Mathematical Solution
Percentage of students who obtained C4 = \(\frac{43.2}{360}\) x 100% =
= \(\frac{4320}{360}\) = 12%
Source: Myschool Past Questions Archive (Record #33042)