Marks
1
2
3
4
5
Frequency
2
2
8
4
4
The table above show the marks obtained in a given test.
How many student took the test?
A
16
B
13
C
20
D
15
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
∑f = 2 + 2 + 8 + 4 + 4
= 20
Source: Myschool Past Questions Archive (Record #10323)