The marks scored by 30 students in a Mathematics test are recorded in the table below:
Scores (Mark)
0
1
2
3
4
5
No of students
4
3
7
8
6
2
What is the total number of marks scored by the children?
A
82
B
15
C
63
D
75
Verified Correct Answer: D.
Step-by-Step Mathematical Solution
Scores (Mark)
0
1
2
3
4
5
No of students
4
3
7
8
6
2
fx
0
3
14
24
24
10
75
Source: Myschool Past Questions Archive (Record #55016)