The following table shows the percentage of marks obtained by 7 students in different subjects. Study the table data and answer the question 1 to 5 based on this data. (Here M.M = maximum marks in a subject)
| Student | 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 average marks in Sociology and IT respectively obtained by all the students (A to G).
A84, 28 ✓ Correct
B82, 30
C80, 28
D83, 30
Correct answer: (A) 84, 28
Explanation
For Sociology the marks of the seven students add up to 588, and dividing by seven gives an average of 84. For IT the marks add up to 196, and dividing by seven gives 28. So option A is correct.
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