The following table shows the percentage of marks obtained by 7 students in…
2026
The following table shows the percentage of marks obtained by 7 students in different subjects. Study the table data and answer the question based on this data. (Here M.M = maximum marks in a subject)
Student ↓ / Subject → | English (M.M=150) | Economics (M.M=130) | Sociology (M.M=120) | Philosophy (M.M=100) | Psychology (M.M=60) | IT (M.M=40) |
A | 80 | 50 | 80 | 60 | 70 | 80 |
B | 90 | 80 | 70 | 40 | 80 | 70 |
C | 80 | 60 | 70 | 70 | 80 | 70 |
D | 70 | 65 | 80 | 80 | 60 | 60 |
E | 70 | 65 | 80 | 75 | 50 | 80 |
F | 60 | 75 | 60 | 80 | 40 | 60 |
G | 60 | 35 | 50 | 70 | 70 | 70 |
Find the overall percentage in the subjects of English, Philosphy and IT respectively.
Answer: D. 72.85, 67.85 and 70 — To find the overall percentage, calculate the mean marks for each subject across all 7 students. English: (80 + 90 + 80 + 70 + 70 + 60 + 60) / 7 = 510 / 7 ≈…
- A.
71.5, 66.5 and 69.5
- B.
70.2, 66.2 and 68.2
- C.
72.2, 65.5 and 70
- D.
72.85, 67.85 and 70
Attempted by 5 students.
Show answer & explanation
Correct answer: D
To find the overall percentage, calculate the mean marks for each subject across all 7 students. English: (80 + 90 + 80 + 70 + 70 + 60 + 60) / 7 = 510 / 7 ≈ 72.85% Philosophy: (60 + 40 + 70 + 80 + 75 + 80 + 70) / 7 = 475 / 7 ≈ 67.85% IT: (80 + 70 + 70 + 60 + 80 + 60 + 70) / 7 = 490 / 7 = 70% Thus, the overall percentages are approximately 72.85%, 67.85%, and 70% respectively.