| College | English | Maths | Science | History |
|---|
| College A | 480 | 520 | 450 | 390 |
| College B | 550 | 610 | 490 | 420 |
| College C | 390 | 470 | 410 | 350 |
| College D | 620 | 580 | 530 | 480 |
Based on the data, what is the average number of students passing in Maths from all colleges together, and what is the approximate percentage by which the total students passing in English from College A and College B together is more or less than the total students passing in Science from College C and College D together?