The following table shows the number of students in different streams in 5 departments. Study the table carefully and answer the question based on the table.
|
Stream
|
Departments |
||||
|
A |
B |
C |
D |
E |
|
|
Physics |
400 |
500 |
350 |
300 |
600 |
|
Chemistry |
750 |
600 |
700 |
500 |
450 |
|
Mathematics |
350 |
400 |
450 |
500 |
650 |
|
Computer Science |
250 |
300 |
380 |
550 |
750 |
Find the ratio of students in departments A and B in physics, chemistry and Mathematics streams.
1
3 ∶ 1
2
2 ∶ 1
3
1 ∶ 1
4
1 ∶ 3