Study the following table and answer the question:
Percentage of marks obtained by six students A, B, C, D, E and F in five subjects.
|
Subjects |
Students |
English |
Math (Out of 150) |
Science |
Hindi |
Social Studies |
|
A |
70 |
90 |
65 |
64 |
88 |
|
|
B |
84 |
92 |
75 |
68 |
49 |
|
|
C |
66 |
80 |
85 |
80 |
84 |
|
|
D |
62 |
74 |
75 |
88 |
60 |
|
|
E |
54 |
64 |
55 |
72 |
85 |
|
|
F |
72 |
84 |
65 |
60 |
65 |
|
What are the average marks of students B, C, D and F in Math?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 123.75
Marks of B in Math = 92% of 150 = 138
Marks of C in Math = 80% of 150 = 120
Marks of D in Math = 74% of 150 = 111
Marks of F in Math = 84% of 150 = 126
Average of these marks = (138 + 120 + 111 + 126)/4 = 123.75