Study the following table and answer the question:
Percentage of marks obtained by six students in five subjects A, B, C, D & E.
| Subjects | |||||
| Students |
A (Out of 75) |
B (Out of 80) |
C (Out of 100) |
D (Out of 50) |
E (Out of 150) |
| Manju | 68 | 85 | 86 | 72 | 92 |
| Amit | 64 | 65 | 80 | 96 | 80 |
| Rekha | 88 | 75 | 65 | 74 | 90 |
| Anuj | 80 | 55 | 68 | 66 | 84 |
| Abhi | 72 | 65 | 72 | 54 | 74 |
| Vikram | 60 | 70 | 73 | 84 | 86 |
The average marks of Manju, Rekha and Abhi in subject B are?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is Option 3 i.e 60
Total marks obtained by Manju in subject B = 80 × (85/100) = 68
Total marks obtained by Rekha in subject B = 80 × (75/100) = 60
Total marks obtained by Abhi in subject B = 80 × (65/100) = 52
So, the required average =