1. The following table gives the percentage of marks obtained by seven students in six different subjects in an examination.
The Numbers in the Brackets give the Maximum Marks in Each Subject.
| Student
| Subject (Max. Marks) | |||||
| Maths (150) | Chemistry (130) | Physics (120) | Geography (100) | History (60) | Computer Science (40) | |
| Karthik | 90 | 50 | 90 | 60 | 70 | 80 |
| Gowtham | 100 | 80 | 80 | 40 | 80 | 70 |
| Adithya | 90 | 60 | 70 | 70 | 90 | 70 |
| Nishanth | 80 | 65 | 80 | 80 | 60 | 60 |
| Bhavin | 80 | 65 | 85 | 95 | 50 | 90 |
| Deepak | 80 | 75 | 65 | 85 | 40 | 60 |
| Anvesh | 65 | 35 | 50 | 77 | 80 | 80 |
1. The number of students who obtained 60% and above marks in all subjects is?
A. 3
B. 1
C. 2
D. None
2. In which subject is the overall percentage the best?
A. Chemistry
B. Maths
C. History
D. Physics
3. What was the aggregate of marks obtained by Sajal in all the six subjects?
A. 429
B. 449
C. 409
D. 419
4. What are the average marks obtained by all the seven students in Physics? (rounded off to two digit after decimal)
A. 96.11
B. 77.26
C. 89.14
D. 91.37